<?xml version="1.0" encoding="US-ASCII"?>
<!-- Generated by CompSci Transform (tm) - http://www.compsciresources.com -->
<!-- Created: Thu Mar 07 12:48:05 UTC 2024 -->
<linkbase xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:xbrldt="http://xbrl.org/2005/xbrldt">
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ConsolidatedBalanceSheet" roleURI="http://www.bitf.com/role/ConsolidatedBalanceSheet"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ConsolidatedIncomeStatement" roleURI="http://www.bitf.com/role/ConsolidatedIncomeStatement"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ConsolidatedIncomeStatement_Parentheticals" roleURI="http://www.bitf.com/role/ConsolidatedIncomeStatement_Parentheticals"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareholdersEquityType2or3" roleURI="http://www.bitf.com/role/ShareholdersEquityType2or3"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ConsolidatedCashFlow" roleURI="http://www.bitf.com/role/ConsolidatedCashFlow"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_NatureofOperations" roleURI="http://www.bitf.com/role/NatureofOperations"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_Liquidity" roleURI="http://www.bitf.com/role/Liquidity"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_BasisofPresentationandMaterialAccountingPolicyInformation" roleURI="http://www.bitf.com/role/BasisofPresentationandMaterialAccountingPolicyInformation"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_SignificantAccountingJudgmentsandEstimates" roleURI="http://www.bitf.com/role/SignificantAccountingJudgmentsandEstimates"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AcquisitionsofAssets" roleURI="http://www.bitf.com/role/AcquisitionsofAssets"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_Cash" roleURI="http://www.bitf.com/role/Cash"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TradeReceivables" roleURI="http://www.bitf.com/role/TradeReceivables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_OtherAssets" roleURI="http://www.bitf.com/role/OtherAssets"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DigitalAssets" roleURI="http://www.bitf.com/role/DigitalAssets"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DerivativeAssetsandLiabilities" roleURI="http://www.bitf.com/role/DerivativeAssetsandLiabilities"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetsHeldforSale" roleURI="http://www.bitf.com/role/AssetsHeldforSale"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_Impairment" roleURI="http://www.bitf.com/role/Impairment"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_PropertyPlantandEquipment" roleURI="http://www.bitf.com/role/PropertyPlantandEquipment"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_IntangibleAssets" roleURI="http://www.bitf.com/role/IntangibleAssets"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDepositsEquipmentPrepaymentsCommitmentsandOther" roleURI="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOther"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TradePayablesandAccruedLiabilities" roleURI="http://www.bitf.com/role/TradePayablesandAccruedLiabilities"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDebt" roleURI="http://www.bitf.com/role/LongTermDebt"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_Leases" roleURI="http://www.bitf.com/role/Leases"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_IncomeTaxes" roleURI="http://www.bitf.com/role/IncomeTaxes"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetRetirementProvision" roleURI="http://www.bitf.com/role/AssetRetirementProvision"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareCapital" roleURI="http://www.bitf.com/role/ShareCapital"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_FinancialInstruments" roleURI="http://www.bitf.com/role/FinancialInstruments"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TransactionsandBalanceswithRelatedParties" roleURI="http://www.bitf.com/role/TransactionsandBalanceswithRelatedParties"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_CapitalManagementPoliciesandProcedures" roleURI="http://www.bitf.com/role/CapitalManagementPoliciesandProcedures"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_Subsidiaries" roleURI="http://www.bitf.com/role/Subsidiaries"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_NetEarningsLossPerShare" roleURI="http://www.bitf.com/role/NetEarningsLossPerShare"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareBasedPayments" roleURI="http://www.bitf.com/role/ShareBasedPayments"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLoss" roleURI="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLoss"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_GeographicalInformation" roleURI="http://www.bitf.com/role/GeographicalInformation"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AdditionalDetailstotheStatementsofCashFlows" roleURI="http://www.bitf.com/role/AdditionalDetailstotheStatementsofCashFlows"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AccountingPoliciesByPolicy" roleURI="http://www.bitf.com/role/AccountingPoliciesByPolicy"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_NatureofOperationsTables" roleURI="http://www.bitf.com/role/NatureofOperationsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_BasisofPresentationandMaterialAccountingPolicyInformationTables" roleURI="http://www.bitf.com/role/BasisofPresentationandMaterialAccountingPolicyInformationTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AcquisitionsofAssetsTables" roleURI="http://www.bitf.com/role/AcquisitionsofAssetsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_CashTables" roleURI="http://www.bitf.com/role/CashTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TradeReceivablesTables" roleURI="http://www.bitf.com/role/TradeReceivablesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_OtherAssetsTables" roleURI="http://www.bitf.com/role/OtherAssetsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DigitalAssetsTables" roleURI="http://www.bitf.com/role/DigitalAssetsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DerivativeAssetsandLiabilitiesTables" roleURI="http://www.bitf.com/role/DerivativeAssetsandLiabilitiesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetsHeldforSaleTables" roleURI="http://www.bitf.com/role/AssetsHeldforSaleTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ImpairmentTables" roleURI="http://www.bitf.com/role/ImpairmentTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_PropertyPlantandEquipmentTables" roleURI="http://www.bitf.com/role/PropertyPlantandEquipmentTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_IntangibleAssetsTables" roleURI="http://www.bitf.com/role/IntangibleAssetsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTables" roleURI="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TradePayablesandAccruedLiabilitiesTables" roleURI="http://www.bitf.com/role/TradePayablesandAccruedLiabilitiesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDebtTables" roleURI="http://www.bitf.com/role/LongTermDebtTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LeasesTables" roleURI="http://www.bitf.com/role/LeasesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_IncomeTaxesTables" roleURI="http://www.bitf.com/role/IncomeTaxesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetRetirementProvisionTables" roleURI="http://www.bitf.com/role/AssetRetirementProvisionTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareCapitalTables" roleURI="http://www.bitf.com/role/ShareCapitalTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_FinancialInstrumentsTables" roleURI="http://www.bitf.com/role/FinancialInstrumentsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TransactionsandBalanceswithRelatedPartiesTables" roleURI="http://www.bitf.com/role/TransactionsandBalanceswithRelatedPartiesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_SubsidiariesTables" roleURI="http://www.bitf.com/role/SubsidiariesTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareBasedPaymentsTables" roleURI="http://www.bitf.com/role/ShareBasedPaymentsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossTables" roleURI="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_GeographicalInformationTables" roleURI="http://www.bitf.com/role/GeographicalInformationTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AdditionalDetailstotheStatementsofCashFlowsTables" roleURI="http://www.bitf.com/role/AdditionalDetailstotheStatementsofCashFlowsTables"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofFinancialStatementsTable" roleURI="http://www.bitf.com/role/ScheduleofFinancialStatementsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofRightofUseAssetsTable" roleURI="http://www.bitf.com/role/ScheduleofRightofUseAssetsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofPropertyPlantandEquipmentTable" roleURI="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofYearsDepreciationMethodTable" roleURI="http://www.bitf.com/role/ScheduleofYearsDepreciationMethodTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofIntangibleAssetsareAmortizedTable" roleURI="http://www.bitf.com/role/ScheduleofIntangibleAssetsareAmortizedTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofAssetsandliabilitiesMeasuredatFairValueTable" roleURI="http://www.bitf.com/role/ScheduleofAssetsandliabilitiesMeasuredatFairValueTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofConsolidatedStatementsofFinancialPositionTable" roleURI="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofFinancialPositionTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable" roleURI="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable_Parentheticals" roleURI="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable_Parentheticals"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofConsolidatedStatementsofCashFlowsTable" roleURI="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofCashFlowsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofPurchasePriceandtheNetAssetsAcquiredTable" roleURI="http://www.bitf.com/role/ScheduleofPurchasePriceandtheNetAssetsAcquiredTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofPurchasePriceandtheNetAssetsAcquiredTable_Parentheticals" roleURI="http://www.bitf.com/role/ScheduleofPurchasePriceandtheNetAssetsAcquiredTable_Parentheticals"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCashTable" roleURI="http://www.bitf.com/role/ScheduleofCashTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable" roleURI="http://www.bitf.com/role/ScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofOtherAssetsTable" roleURI="http://www.bitf.com/role/ScheduleofOtherAssetsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofBitcoinTransactionsandtheCorrespondingValuesTable" roleURI="http://www.bitf.com/role/ScheduleofBitcoinTransactionsandtheCorrespondingValuesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofReconciliationoftheFairValueMeasurementofDerivativesTable" roleURI="http://www.bitf.com/role/ScheduleofReconciliationoftheFairValueMeasurementofDerivativesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofGainorLossonDerivativesareRecognizedinNetFinancialExpensesIncomeTable" roleURI="http://www.bitf.com/role/ScheduleofGainorLossonDerivativesareRecognizedinNetFinancialExpensesIncomeTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofMeasurementDateTable" roleURI="http://www.bitf.com/role/ScheduleofMeasurementDateTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofAssetsHeldforSaleTable" roleURI="http://www.bitf.com/role/ScheduleofAssetsHeldforSaleTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofMovementofMinersHeldForSaleTable" roleURI="http://www.bitf.com/role/ScheduleofMovementofMinersHeldForSaleTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofImpairmentLossReversalintheConsolidatedStatementsofProfitorLossTable" roleURI="http://www.bitf.com/role/ScheduleofImpairmentLossReversalintheConsolidatedStatementsofProfitorLossTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable" roleURI="http://www.bitf.com/role/ScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofPropertyPlantandEquipmentTable0" roleURI="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentTable0"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofQuantityandModelsofBTCBVVETable" roleURI="http://www.bitf.com/role/ScheduleofQuantityandModelsofBTCBVVETable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofIntangibleAssetsTable" roleURI="http://www.bitf.com/role/ScheduleofIntangibleAssetsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable" roleURI="http://www.bitf.com/role/ScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable" roleURI="http://www.bitf.com/role/ScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCompanysRemainingPaymentObligationsinConnectionTable" roleURI="http://www.bitf.com/role/ScheduleofCompanysRemainingPaymentObligationsinConnectionTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofTradePayablesandAccruedLiabilitiesTable" roleURI="http://www.bitf.com/role/ScheduleofTradePayablesandAccruedLiabilitiesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofLongTermDebtTable" roleURI="http://www.bitf.com/role/ScheduleofLongTermDebtTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofMovementinLongTermDebtTable" roleURI="http://www.bitf.com/role/ScheduleofMovementinLongTermDebtTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCompanysEquipmentFinancingConsistedonlyoftheNYDIGLoanTable" roleURI="http://www.bitf.com/role/ScheduleofCompanysEquipmentFinancingConsistedonlyoftheNYDIGLoanTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofRightofUseAssetsandLeaseLiabilitiesTable" roleURI="http://www.bitf.com/role/ScheduleofRightofUseAssetsandLeaseLiabilitiesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable" roleURI="http://www.bitf.com/role/ScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofEffectivetaxrateTable" roleURI="http://www.bitf.com/role/ScheduleofEffectivetaxrateTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofEffectivetaxrateTable_Parentheticals" roleURI="http://www.bitf.com/role/ScheduleofEffectivetaxrateTable_Parentheticals"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofDeferredTaxAssetTable" roleURI="http://www.bitf.com/role/ScheduleofDeferredTaxAssetTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofDeferredTaxLiabilityTable" roleURI="http://www.bitf.com/role/ScheduleofDeferredTaxLiabilityTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofAssetRetirementProvisionTable" roleURI="http://www.bitf.com/role/ScheduleofAssetRetirementProvisionTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofOutstandingWarrantsTable" roleURI="http://www.bitf.com/role/ScheduleofOutstandingWarrantsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCompanyCompletedaPrivatePlacementTable" roleURI="http://www.bitf.com/role/ScheduleofCompanyCompletedaPrivatePlacementTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCarryingValuesandtheFairValueofAssetsandLiabilitiesTable" roleURI="http://www.bitf.com/role/ScheduleofCarryingValuesandtheFairValueofAssetsandLiabilitiesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofForeignCurrencyRiskTable" roleURI="http://www.bitf.com/role/ScheduleofForeignCurrencyRiskTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable" roleURI="http://www.bitf.com/role/ScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofBalanceswithRelatedPartiesTable" roleURI="http://www.bitf.com/role/ScheduleofBalanceswithRelatedPartiesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable" roleURI="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCompensationofKeyManagementandDirectorsTable" roleURI="http://www.bitf.com/role/ScheduleofCompensationofKeyManagementandDirectorsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofSignificantSubsidiariesTable" roleURI="http://www.bitf.com/role/ScheduleofSignificantSubsidiariesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofShareBasedPaymentExpenseRelatedtoStockOptionsandRestrictedStockUnitsTable" roleURI="http://www.bitf.com/role/ScheduleofShareBasedPaymentExpenseRelatedtoStockOptionsandRestrictedStockUnitsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofOutstandingStockOptionsTable" roleURI="http://www.bitf.com/role/ScheduleofOutstandingStockOptionsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofOptionGrantsTable" roleURI="http://www.bitf.com/role/ScheduleofOptionGrantsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofRSUsTable" roleURI="http://www.bitf.com/role/ScheduleofRSUsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofCostofRevenuesTable" roleURI="http://www.bitf.com/role/ScheduleofCostofRevenuesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofGeneralandAdministrativeExpensesTable" roleURI="http://www.bitf.com/role/ScheduleofGeneralandAdministrativeExpensesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofNetFinancialIncomeExpensesTable" roleURI="http://www.bitf.com/role/ScheduleofNetFinancialIncomeExpensesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofRevenuesTable" roleURI="http://www.bitf.com/role/ScheduleofRevenuesTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofPropertyPlantandEquipmentbyCountryTable" roleURI="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentbyCountryTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ScheduleofAdditionalDetailstotheStatementsofCashFlowsTable" roleURI="http://www.bitf.com/role/ScheduleofAdditionalDetailstotheStatementsofCashFlowsTable"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LiquidityDetails" roleURI="http://www.bitf.com/role/LiquidityDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_SignificantAccountingJudgmentsandEstimatesDetails" roleURI="http://www.bitf.com/role/SignificantAccountingJudgmentsandEstimatesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AcquisitionsofAssetsDetails" roleURI="http://www.bitf.com/role/AcquisitionsofAssetsDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TradeReceivablesDetails" roleURI="http://www.bitf.com/role/TradeReceivablesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DigitalAssetsDetails" roleURI="http://www.bitf.com/role/DigitalAssetsDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_DerivativeAssetsandLiabilitiesDetails" roleURI="http://www.bitf.com/role/DerivativeAssetsandLiabilitiesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetsHeldforSaleDetails" roleURI="http://www.bitf.com/role/AssetsHeldforSaleDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ImpairmentDetails" roleURI="http://www.bitf.com/role/ImpairmentDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_PropertyPlantandEquipmentDetails" roleURI="http://www.bitf.com/role/PropertyPlantandEquipmentDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetails" roleURI="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LongTermDebtDetails" roleURI="http://www.bitf.com/role/LongTermDebtDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_LeasesDetails" roleURI="http://www.bitf.com/role/LeasesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_IncomeTaxesDetails" roleURI="http://www.bitf.com/role/IncomeTaxesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AssetRetirementProvisionDetails" roleURI="http://www.bitf.com/role/AssetRetirementProvisionDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareCapitalDetails" roleURI="http://www.bitf.com/role/ShareCapitalDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_FinancialInstrumentsDetails" roleURI="http://www.bitf.com/role/FinancialInstrumentsDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_TransactionsandBalanceswithRelatedPartiesDetails" roleURI="http://www.bitf.com/role/TransactionsandBalanceswithRelatedPartiesDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_NetEarningsLossPerShareDetails" roleURI="http://www.bitf.com/role/NetEarningsLossPerShareDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_ShareBasedPaymentsDetails" roleURI="http://www.bitf.com/role/ShareBasedPaymentsDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetails" roleURI="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#bitf_r_GeographicalInformationDetails" roleURI="http://www.bitf.com/role/GeographicalInformationDetails"/>
  <roleRef xlink:type="simple" xlink:href="bitf-20231231.xsd#DocumentAndEntityInformation" roleURI="http://www.bitf.com/role/DocumentAndEntityInformation"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member"/>
  <arcroleRef xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" arcroleURI="http://xbrl.org/int/dim/arcrole/all"/>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ConsolidatedBalanceSheet">
    <loc xlink:type="locator" xlink:label="ifrs-full_StatementOfFinancialPositionAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_StatementOfFinancialPositionAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AssetsAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="ifrs-full_AssetsAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentAssetsAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_CurrentAssetsAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CashAndCashEquivalents" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentTradeReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentTradeReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentTradeReceivables" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherCurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherCurrentAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_OtherCurrentAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CurrentShorttermPrepaidDeposits" xlink:href="bitf-20231231.xsd#bitf_CurrentShorttermPrepaidDeposits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="bitf_CurrentShorttermPrepaidDeposits" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentReceivablesFromTaxesOtherThanIncomeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentReceivablesFromTaxesOtherThanIncomeTax"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentReceivablesFromTaxesOtherThanIncomeTax" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DigitalAsset" xlink:href="bitf-20231231.xsd#bitf_DigitalAsset"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="bitf_DigitalAsset" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DigitalAssetsPledgedAsCollateral" xlink:href="bitf-20231231.xsd#bitf_DigitalAssetsPledgedAsCollateral"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="bitf_DigitalAssetsPledgedAsCollateral" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentDerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentDerivativeFinancialAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentDerivativeFinancialAssets" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DerivativeFinancialAssetsHeldForTrading" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DerivativeFinancialAssetsHeldForTrading"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_DerivativeFinancialAssetsHeldForTrading" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentAssetsAbstract" xlink:to="ifrs-full_CurrentAssets" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NoncurrentAssetsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NoncurrentAssetsAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_NoncurrentAssetsAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_PropertyPlantAndEquipment" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RightofuseAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_RightofuseAssets" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NoncurrentReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NoncurrentReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_NoncurrentReceivables" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwill" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Goodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Goodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_Goodwill" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentAssetsAbstract" xlink:to="ifrs-full_DeferredTaxAssets" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Assets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Assets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AssetsAbstract" xlink:to="ifrs-full_Assets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LiabilitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfFinancialPositionAbstract" xlink:to="ifrs-full_LiabilitiesAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentLiabilitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_CurrentLiabilitiesAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherCurrentPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherCurrentPayables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_TradeAndOtherCurrentPayables" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherCurrentFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherCurrentFinancialLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_OtherCurrentFinancialLiabilities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_CurrentLeaseLiabilities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CurrentCreditFacility" xlink:href="bitf-20231231.xsd#bitf_CurrentCreditFacility"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="bitf_CurrentCreditFacility" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_CurrentTaxLiabilitiesCurrent" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WarrantLiability" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WarrantLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_WarrantLiability" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CurrentLiabilitiesAbstract" xlink:to="ifrs-full_CurrentLiabilities" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NoncurrentLiabilitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_NoncurrentLiabilitiesAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LongtermBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LongtermBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="ifrs-full_LongtermBorrowings" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NoncurrentLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NoncurrentLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="ifrs-full_NoncurrentLeaseLiabilities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvision" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvision"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="bitf_AssetRetirementProvision" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NoncurrentLiabilitiesAbstract" xlink:to="ifrs-full_DeferredTaxLiabilities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Liabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Liabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_Liabilities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_EquityAbstract" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IssuedCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IssuedCapital"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_IssuedCapital" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ContributedSurplus" xlink:href="bitf-20231231.xsd#bitf_ContributedSurplus"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="bitf_ContributedSurplus" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RevaluationSurplus" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RevaluationSurplus"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_RevaluationSurplus" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetainedEarnings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetainedEarnings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_RetainedEarnings" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Equity" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Equity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_Equity" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityAndLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityAndLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_LiabilitiesAbstract" xlink:to="ifrs-full_EquityAndLiabilities" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ConsolidatedIncomeStatement">
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeStatementAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeStatementAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Revenue" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Revenue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_Revenue" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CostOfSales" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CostOfSales"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_Revenue" xlink:to="ifrs-full_CostOfSales" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GrossProfit" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GrossProfit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_Revenue" xlink:to="ifrs-full_GrossProfit" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OperatingExpenseAbstract" xlink:href="bitf-20231231.xsd#bitf_OperatingExpenseAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="bitf_OperatingExpenseAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GeneralAndAdministrativeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GeneralAndAdministrativeExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_GeneralAndAdministrativeExpense" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ReversalOfRevaluationLossOnDigitalsAssets" xlink:href="bitf-20231231.xsd#bitf_ReversalOfRevaluationLossOnDigitalsAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="bitf_ReversalOfRevaluationLossOnDigitalsAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_GainsLossesOnDisposalsOfPropertyPlantAndEquipment" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_ImpairmentLossImpairmentGainAndReversalOfImpairmentLossDeterminedInAccordanceWithIFRS9" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TaxEffectOfImpairmentOfGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TaxEffectOfImpairmentOfGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_TaxEffectOfImpairmentOfGoodwill" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLossFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OperatingExpenseAbstract" xlink:to="ifrs-full_ProfitLossFromOperatingActivities" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetFinancialincomeExpense" xlink:href="bitf-20231231.xsd#bitf_NetFinancialincomeExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="bitf_NetFinancialincomeExpense" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLossBeforeTax" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLossBeforeTax"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_ProfitLossBeforeTax" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_ProfitLoss" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherComprehensiveIncomeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherComprehensiveIncomeAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_OtherComprehensiveIncomeAbstract" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ItemThatWillNotBeReclassifiedToProfitOrLossAbstract" xlink:href="bitf-20231231.xsd#bitf_ItemThatWillNotBeReclassifiedToProfitOrLossAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_OtherComprehensiveIncomeAbstract" xlink:to="bitf_ItemThatWillNotBeReclassifiedToProfitOrLossAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ItemThatWillNotBeReclassifiedToProfitOrLossAbstract" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComprehensiveIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ItemThatWillNotBeReclassifiedToProfitOrLossAbstract" xlink:to="ifrs-full_ComprehensiveIncome" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EarningsPerShareAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EarningsPerShareAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_EarningsPerShareAbstract" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BasicEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BasicEarningsLossPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EarningsPerShareAbstract" xlink:to="ifrs-full_BasicEarningsLossPerShare" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_WeightedAverageSharesAndAdjustedWeightedAverageSharesAbstract" xlink:to="ifrs-full_WeightedAverageShares" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ConsolidatedIncomeStatement_Parentheticals">
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeStatementAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeStatementAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DilutedEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DilutedEarningsLossPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_DilutedEarningsLossPerShare" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustedWeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustedWeightedAverageShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeStatementAbstract" xlink:to="ifrs-full_AdjustedWeightedAverageShares" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareholdersEquityType2or3">
    <loc xlink:type="locator" xlink:label="ifrs-full_StatementOfChangesInEquityLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_StatementOfChangesInEquityLineItems"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_StatementOfChangesInEquityTable" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_StatementOfChangesInEquityTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_StatementOfChangesInEquityTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComponentsOfEquityAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComponentsOfEquityAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="ifrs-full_StatementOfChangesInEquityTable" xlink:to="ifrs-full_ComponentsOfEquityAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ComponentsOfEquityAxis" xlink:to="ifrs-full_EquityMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ComponentsOfEquityAxis" xlink:to="ifrs-full_EquityMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OrdinarySharesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OrdinarySharesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityMember" xlink:to="ifrs-full_OrdinarySharesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IssuedCapitalMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IssuedCapitalMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityMember" xlink:to="ifrs-full_IssuedCapitalMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ContributedsurplusMember" xlink:href="bitf-20231231.xsd#bitf_ContributedsurplusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityMember" xlink:to="bitf_ContributedsurplusMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetainedEarningsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetainedEarningsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityMember" xlink:to="ifrs-full_RetainedEarningsMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RevaluationSurplusMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RevaluationSurplusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityMember" xlink:to="ifrs-full_RevaluationSurplusMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Equity" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Equity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_Equity" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfSharesOutstanding" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfSharesOutstanding"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_NumberOfSharesOutstanding" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_ProfitLoss" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ChangeInRevaluationSurplusDigitalAssetsNetOfTax" xlink:href="bitf-20231231.xsd#bitf_ChangeInRevaluationSurplusDigitalAssetsNetOfTax"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_ChangeInRevaluationSurplusDigitalAssetsNetOfTax" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComprehensiveIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_ComprehensiveIncome" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseThroughTransferOfRevaluationSurplusOnDisposalOfDigitalAssetsToRetainedEarningsNetOfTax" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseThroughTransferOfRevaluationSurplusOnDisposalOfDigitalAssetsToRetainedEarningsNetOfTax"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseThroughTransferOfRevaluationSurplusOnDisposalOfDigitalAssetsToRetainedEarningsNetOfTax" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_IncreaseDecreaseThroughSharebasedPaymentTransactions" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IssueOfEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IssueOfEquity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="ifrs-full_IssueOfEquity" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseInNumberOfSharesIssuanceOfCommonSharesAndWarrants" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseInNumberOfSharesIssuanceOfCommonSharesAndWarrants"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseInNumberOfSharesIssuanceOfCommonSharesAndWarrants" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseThroughDeferredTaxExpenseRelatedToEquityIssuanceCosts" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseThroughDeferredTaxExpenseRelatedToEquityIssuanceCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseThroughDeferredTaxExpenseRelatedToEquityIssuanceCosts" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseThroughSettlementOfRestrictedShareUnits" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseThroughSettlementOfRestrictedShareUnits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseThroughSettlementOfRestrictedShareUnits" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseInNumberOfSharesSettlementOfRestrictedShareUnits" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseInNumberOfSharesSettlementOfRestrictedShareUnits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseInNumberOfSharesSettlementOfRestrictedShareUnits" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseThroughExerciseOfStockOptionsAndWarrants" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseThroughExerciseOfStockOptionsAndWarrants"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseThroughExerciseOfStockOptionsAndWarrants" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreaseDecreaseInNumberOfSharesExerciseOfStockOptionsAndWarrantsinShares" xlink:href="bitf-20231231.xsd#bitf_IncreaseDecreaseInNumberOfSharesExerciseOfStockOptionsAndWarrantsinShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfChangesInEquityLineItems" xlink:to="bitf_IncreaseDecreaseInNumberOfSharesExerciseOfStockOptionsAndWarrantsinShares" order="14" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ConsolidatedCashFlow">
    <loc xlink:type="locator" xlink:label="ifrs-full_StatementOfCashFlowsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_StatementOfCashFlowsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="ifrs-full_ProfitLoss" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForReconcileProfitLossAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForImpairmentLossRecognisedInProfitOrLossGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForImpairmentLossRecognisedInProfitOrLossGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForImpairmentLossRecognisedInProfitOrLossGoodwill" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForFinanceIncomeCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForFinanceIncomeCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForFinanceIncomeCost" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherAssets" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsForProceedsFromSaleOfDigitalAssetsEarned" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsForProceedsFromSaleOfDigitalAssetsEarned"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="bitf_AdjustmentsForProceedsFromSaleOfDigitalAssetsEarned" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsForLossesGainsRealizedOnDispositionOfDigitalAssets" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsForLossesGainsRealizedOnDispositionOfDigitalAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="bitf_AdjustmentsForLossesGainsRealizedOnDispositionOfDigitalAssets" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsForReversalOfRevaluationLossOnDigitalAssets" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsForReversalOfRevaluationLossOnDigitalAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="bitf_AdjustmentsForReversalOfRevaluationLossOnDigitalAssets" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForSharebasedPayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForSharebasedPayments" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForIncomeTaxExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForIncomeTaxExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForIncomeTaxExpense" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForFinanceCosts" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForFinanceCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsForFinanceCosts" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AdjustmentsForReconcileProfitLossAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities" order="14" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_PurchaseOfFinancialInstrumentsClassifiedAsInvestingActivities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchaseOfDigitalAssetsClassifiedAsInvestingActivities" xlink:href="bitf-20231231.xsd#bitf_PurchaseOfDigitalAssetsClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="bitf_PurchaseOfDigitalAssetsClassifiedAsInvestingActivities" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromOtherLongtermAssetsClassifiedAsInvestingActivities" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PrepaymentOfEquipmentAndConstructionPrepayments" xlink:href="bitf-20231231.xsd#bitf_PrepaymentOfEquipmentAndConstructionPrepayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="bitf_PrepaymentOfEquipmentAndConstructionPrepayments" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivitiesAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivities" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromIssuingShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromIssuingShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromIssuingShares" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RepaymentsOfNoncurrentBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RepaymentsOfNoncurrentBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_RepaymentsOfNoncurrentBorrowings" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromNoncurrentBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromNoncurrentBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromNoncurrentBorrowings" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ProceedsFromExerciseOfStockOptionsAndWarrants" xlink:href="bitf-20231231.xsd#bitf_ProceedsFromExerciseOfStockOptionsAndWarrants"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="bitf_ProceedsFromExerciseOfStockOptionsAndWarrants" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_ProceedsFromBorrowingsClassifiedAsFinancingActivities" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivitiesAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivities" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_CashAndCashEquivalents" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_StatementOfCashFlowsAbstract" xlink:to="ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/NatureofOperations">
    <loc xlink:type="locator" xlink:label="bitf_NatureOfOperationsAbstract" xlink:href="bitf-20231231.xsd#bitf_NatureOfOperationsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ReportingEntityBasisOfPresentationAndLiquiditytextBlock" xlink:href="bitf-20231231.xsd#bitf_ReportingEntityBasisOfPresentationAndLiquiditytextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NatureOfOperationsAbstract" xlink:to="bitf_ReportingEntityBasisOfPresentationAndLiquiditytextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/Liquidity">
    <loc xlink:type="locator" xlink:label="bitf_LiquidityAbstract" xlink:href="bitf-20231231.xsd#bitf_LiquidityAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfManagingLiquidityRisk" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfManagingLiquidityRisk"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LiquidityAbstract" xlink:to="ifrs-full_DescriptionOfManagingLiquidityRisk" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/BasisofPresentationandMaterialAccountingPolicyInformation">
    <loc xlink:type="locator" xlink:label="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:href="bitf-20231231.xsd#bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="ifrs-full_DisclosureOfBasisOfPreparationOfFinancialStatementsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/SignificantAccountingJudgmentsandEstimates">
    <loc xlink:type="locator" xlink:label="bitf_SignificantAccountingJudgmentsAndEstimatesAbstract" xlink:href="bitf-20231231.xsd#bitf_SignificantAccountingJudgmentsAndEstimatesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantAccountingJudgmentsAndEstimatesAbstract" xlink:to="ifrs-full_DisclosureOfAccountingJudgementsAndEstimatesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AcquisitionsofAssets">
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsOfAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsOfAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAcquisitionsOfAssetsTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAcquisitionsOfAssetsTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsOfAssetsAbstract" xlink:to="bitf_DisclosureOfAcquisitionsOfAssetsTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/Cash">
    <loc xlink:type="locator" xlink:label="ifrs-full_CashAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashAbstract" xlink:to="ifrs-full_DisclosureOfCashAndCashEquivalentsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TradeReceivables">
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract" xlink:to="ifrs-full_DisclosureOfTradeAndOtherReceivablesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/OtherAssets">
    <loc xlink:type="locator" xlink:label="bitf_OtherAssetAbstract" xlink:href="bitf-20231231.xsd#bitf_OtherAssetAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OtherAssetAbstract" xlink:to="ifrs-full_DisclosureOfOtherCurrentAssetsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DigitalAssets">
    <loc xlink:type="locator" xlink:label="bitf_DigitalAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_DigitalAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDigitalAssetsExplanatoryTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDigitalAssetsExplanatoryTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DigitalAssetsAbstract" xlink:to="bitf_DisclosureOfDigitalAssetsExplanatoryTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DerivativeAssetsandLiabilities">
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsAndLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDerivativeAssetsAndLiabilitiestextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDerivativeAssetsAndLiabilitiestextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:to="bitf_DisclosureOfDerivativeAssetsAndLiabilitiestextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetsHeldforSale">
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldForSaleAbstract" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldForSaleAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFinancialAssetsHeldForTradingExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFinancialAssetsHeldForTradingExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldForSaleAbstract" xlink:to="ifrs-full_DisclosureOfFinancialAssetsHeldForTradingExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/Impairment">
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentAbstract" xlink:href="bitf-20231231.xsd#bitf_ImpairmentAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentAbstract" xlink:to="ifrs-full_DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/PropertyPlantandEquipment">
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:to="ifrs-full_DisclosureOfPropertyPlantAndEquipmentExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/IntangibleAssets">
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfIntangibleAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfIntangibleAssetsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillAbstract" xlink:to="ifrs-full_DisclosureOfIntangibleAssetsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOther">
    <loc xlink:type="locator" xlink:label="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract" xlink:href="bitf-20231231.xsd#bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatory" xlink:href="bitf-20231231.xsd#bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract" xlink:to="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TradePayablesandAccruedLiabilities">
    <loc xlink:type="locator" xlink:label="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_TradePayablesAndAccruedLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:to="ifrs-full_DisclosureOfTradeAndOtherPayablesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDebt">
    <loc xlink:type="locator" xlink:label="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NotesAndOtherExplanatoryInformationAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfBorrowingsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfBorrowingsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:to="ifrs-full_DisclosureOfBorrowingsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/Leases">
    <loc xlink:type="locator" xlink:label="ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PresentationOfLeasesForLesseeAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfLeasesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfLeasesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:to="ifrs-full_DisclosureOfLeasesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/IncomeTaxes">
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxesPaidRefundAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfIncomeTaxExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfIncomeTaxExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="ifrs-full_DisclosureOfIncomeTaxExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetRetirementProvision">
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionAbstract" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionDisclosureTextBlock" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionDisclosureTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionAbstract" xlink:to="bitf_AssetRetirementProvisionDisclosureTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareCapital">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:to="ifrs-full_DisclosureOfClassesOfShareCapitalExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/FinancialInstruments">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFinancialInstrumentsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFinancialInstrumentsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="ifrs-full_DisclosureOfFinancialInstrumentsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TransactionsandBalanceswithRelatedParties">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/CapitalManagementPoliciesandProcedures">
    <loc xlink:type="locator" xlink:label="bitf_CapitalManagementPoliciesAndProceduresAbstract" xlink:href="bitf-20231231.xsd#bitf_CapitalManagementPoliciesAndProceduresAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CapitalManagementPoliciesAndProceduresAbstract" xlink:to="ifrs-full_DisclosureOfObjectivesPoliciesAndProcessesForManagingCapitalExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/Subsidiaries">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract" xlink:to="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/NetEarningsLossPerShare">
    <loc xlink:type="locator" xlink:label="ifrs-full_EarningsPerShareAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EarningsPerShareAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfEarningsPerShareExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfEarningsPerShareExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EarningsPerShareAbstract" xlink:to="ifrs-full_DisclosureOfEarningsPerShareExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareBasedPayments">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="ifrs-full_DisclosureOfSharebasedPaymentArrangementsExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLoss">
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/GeographicalInformation">
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationLineItems" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationTable" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_GeographicalInformationLineItems" xlink:to="bitf_GeographicalInformationTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfGeographicalAreasExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfGeographicalAreasExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationLineItems" xlink:to="ifrs-full_DisclosureOfGeographicalAreasExplanatory" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AdditionalDetailstotheStatementsofCashFlows">
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfCashFlowStatementExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfCashFlowStatementExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:to="ifrs-full_DisclosureOfCashFlowStatementExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AccountingPoliciesByPolicy">
    <loc xlink:type="locator" xlink:label="us-gaap_AccountingPoliciesAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DescriptionOfAccountingPolicyForBasisOfPresentationOfFinancialStatementsExplanatory" xlink:href="bitf-20231231.xsd#bitf_DescriptionOfAccountingPolicyForBasisOfPresentationOfFinancialStatementsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="bitf_DescriptionOfAccountingPolicyForBasisOfPresentationOfFinancialStatementsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="ifrs-full_DescriptionOfAccountingPolicyForFinancialInstrumentsExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NewAccountingAmendmentsIssuedAndAdoptedByTheCompanypolicyTextBlock" xlink:href="bitf-20231231.xsd#bitf_NewAccountingAmendmentsIssuedAndAdoptedByTheCompanypolicyTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="bitf_NewAccountingAmendmentsIssuedAndAdoptedByTheCompanypolicyTextBlock" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NewAccountingAmendmentsIssuedToBeAdoptedAtALaterDatePolicyTextBlock" xlink:href="bitf-20231231.xsd#bitf_NewAccountingAmendmentsIssuedToBeAdoptedAtALaterDatePolicyTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="bitf_NewAccountingAmendmentsIssuedToBeAdoptedAtALaterDatePolicyTextBlock" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RestatementsPolicyTextBlock" xlink:href="bitf-20231231.xsd#bitf_RestatementsPolicyTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="us-gaap_AccountingPoliciesAbstract" xlink:to="bitf_RestatementsPolicyTextBlock" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/NatureofOperationsTables">
    <loc xlink:type="locator" xlink:label="bitf_NatureOfOperationsAbstract" xlink:href="bitf-20231231.xsd#bitf_NatureOfOperationsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfFinancialStatementsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfFinancialStatementsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NatureOfOperationsAbstract" xlink:to="bitf_ScheduleOfFinancialStatementsTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/BasisofPresentationandMaterialAccountingPolicyInformationTables">
    <loc xlink:type="locator" xlink:label="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:href="bitf-20231231.xsd#bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutRightOfUseOfAssets" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutRightOfUseOfAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutRightOfUseOfAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="ifrs-full_DisclosureOfDepreciationAndAmortisationExpenseExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutDepreciationMethodExplanatory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutDepreciationMethodExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutDepreciationMethodExplanatory" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfIntangibleAssetsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfIntangibleAssetsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_ScheduleOfIntangibleAssetsTableTextBlock" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFairValueMeasurementOfAssetsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="ifrs-full_DisclosureOfFairValueMeasurementOfAssetsExplanatory" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutIConsolidatedStatementsOfFinancialPositionTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutIConsolidatedStatementsOfFinancialPositionTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutIConsolidatedStatementsOfFinancialPositionTableTextBlock" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossTableTextBlock" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfConsolidatedStatementsOfCashFlowsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfConsolidatedStatementsOfCashFlowsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisOfPresentationAndMaterialAccountingPolicyInformationAbstract" xlink:to="bitf_ScheduleOfConsolidatedStatementsOfCashFlowsTableTextBlock" order="7" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AcquisitionsofAssetsTables">
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsOfAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsOfAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutPurchasePriceAndTheNetAssetsAcquiredtableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutPurchasePriceAndTheNetAssetsAcquiredtableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsOfAssetsAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutPurchasePriceAndTheNetAssetsAcquiredtableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/CashTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_CashAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutCashTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutCashTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutCashTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TradeReceivablesTables">
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfCreditRiskExposureExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfCreditRiskExposureExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfTradeAndOtherReceivablesTextBlockAbstract" xlink:to="ifrs-full_DisclosureOfCreditRiskExposureExplanatory" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/OtherAssetsTables">
    <loc xlink:type="locator" xlink:label="bitf_OtherAssetAbstract" xlink:href="bitf-20231231.xsd#bitf_OtherAssetAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutOtherCurrentAssetsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutOtherCurrentAssetsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_OtherAssetAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutOtherCurrentAssetsTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DigitalAssetsTables">
    <loc xlink:type="locator" xlink:label="bitf_DigitalAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_DigitalAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesExplanatoryTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesExplanatoryTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DigitalAssetsAbstract" xlink:to="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesExplanatoryTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DerivativeAssetsandLiabilitiesTables">
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsAndLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFairValueMeasurementExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFairValueMeasurementExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:to="ifrs-full_DisclosureOfFairValueMeasurementExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfReconciliationOfChangesInBiologicalAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfReconciliationOfChangesInBiologicalAssetsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:to="ifrs-full_DisclosureOfReconciliationOfChangesInBiologicalAssetsExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsAndLiabilitiesAbstract" xlink:to="ifrs-full_DisclosureOfFairValueMeasurementOfLiabilitiesExplanatory" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetsHeldforSaleTables">
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldForSaleAbstract" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldForSaleAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfNoncurrentAssetsHeldForSaleAndDiscontinuedOperationsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfNoncurrentAssetsHeldForSaleAndDiscontinuedOperationsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldForSaleAbstract" xlink:to="ifrs-full_DisclosureOfNoncurrentAssetsHeldForSaleAndDiscontinuedOperationsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfMovementOfMinersHeldForSaleTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfMovementOfMinersHeldForSaleTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldForSaleAbstract" xlink:to="bitf_DisclosureOfMovementOfMinersHeldForSaleTableTextBlock" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ImpairmentTables">
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentAbstract" xlink:href="bitf-20231231.xsd#bitf_ImpairmentAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossExplanatory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAndComprehensiveProfitOrLossExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutImpairmentLossExplanatory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutImpairmentLossExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutImpairmentLossExplanatory" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/PropertyPlantandEquipmentTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:to="ifrs-full_DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfQuantityAndModelsOfBTCBVVETableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfQuantityAndModelsOfBTCBVVETableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentAbstract" xlink:to="bitf_DisclosureOfQuantityAndModelsOfBTCBVVETableTextBlock" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/IntangibleAssetsTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillAbstract" xlink:to="ifrs-full_DisclosureOfDetailedInformationAboutIntangibleAssetsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillAbstract" xlink:to="ifrs-full_DisclosureOfIntangibleAssetsMaterialToEntityExplanatory" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTables">
    <loc xlink:type="locator" xlink:label="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract" xlink:href="bitf-20231231.xsd#bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutLongtermDepositsEquipmentPrepaymentsOtherAndCommitmentsExplanatory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutLongtermDepositsEquipmentPrepaymentsOtherAndCommitmentsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutLongtermDepositsEquipmentPrepaymentsOtherAndCommitmentsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutPaymentObligationsExplanatory" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutPaymentObligationsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongtermDepositsAndAdvancePaymentsOnEquipmentExplanatoryAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutPaymentObligationsExplanatory" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TradePayablesandAccruedLiabilitiesTables">
    <loc xlink:type="locator" xlink:label="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_TradePayablesAndAccruedLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfDetailedInformationAboutTradePayablesAndAccruedLiabilitiesTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfDetailedInformationAboutTradePayablesAndAccruedLiabilitiesTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:to="bitf_DisclosureOfDetailedInformationAboutTradePayablesAndAccruedLiabilitiesTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDebtTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NotesAndOtherExplanatoryInformationAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:to="ifrs-full_DisclosureOfDetailedInformationAboutBorrowingsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfDebtSecuritiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfDebtSecuritiesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:to="ifrs-full_DisclosureOfDebtSecuritiesExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfEquipmentFinancingAndBalanceOfTheLoansAndTheNetBookValueNBVTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfEquipmentFinancingAndBalanceOfTheLoansAndTheNetBookValueNBVTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NotesAndOtherExplanatoryInformationAbstract" xlink:to="bitf_DisclosureOfEquipmentFinancingAndBalanceOfTheLoansAndTheNetBookValueNBVTableTextBlock" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LeasesTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PresentationOfLeasesForLesseeAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PresentationOfLeasesForLesseeAbstract" xlink:to="bitf_DisclosureOfRightOfUseAssetsAndLeaseLiabilitiesTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/IncomeTaxesTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxesPaidRefundAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfCurrentAndDeferredIncomeTaxExpenseRecoveryTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfCurrentAndDeferredIncomeTaxExpenseRecoveryTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="bitf_DisclosureOfCurrentAndDeferredIncomeTaxExpenseRecoveryTableTextBlock" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfEffectiveTaxRateTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfEffectiveTaxRateTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="bitf_DisclosureOfEffectiveTaxRateTableTextBlock" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfDeferredTaxAssetTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfDeferredTaxAssetTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="bitf_ScheduleOfDeferredTaxAssetTableTextBlock" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfDeferredTaxLiabilityTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfDeferredTaxLiabilityTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="bitf_ScheduleOfDeferredTaxLiabilityTableTextBlock" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetRetirementProvisionTables">
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionAbstract" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAssetRetirementProvisionTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAssetRetirementProvisionTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionAbstract" xlink:to="bitf_DisclosureOfAssetRetirementProvisionTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareCapitalTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfClassesOfShareCapitalAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:to="ifrs-full_DisclosureOfNumberAndWeightedAverageRemainingContractualLifeOfOutstandingShareOptionsExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfPrivatePlacementTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfPrivatePlacementTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfClassesOfShareCapitalAbstract" xlink:to="bitf_DisclosureOfPrivatePlacementTableTextBlock" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/FinancialInstrumentsTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFinancialInstrumentsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="bitf_DisclosureOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesTableTextBlock" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfForeignCurrencyRiskTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfForeignCurrencyRiskTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="bitf_DisclosureOfForeignCurrencyRiskTableTextBlock" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfMaturityAnalysisForFinancialAssetsHeldForManagingLiquidityRiskExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfMaturityAnalysisForFinancialAssetsHeldForManagingLiquidityRiskExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="ifrs-full_DisclosureOfMaturityAnalysisForFinancialAssetsHeldForManagingLiquidityRiskExplanatory" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TransactionsandBalanceswithRelatedPartiesTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfAccruedExpensesAndOtherLiabilitiesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfAccruedExpensesAndOtherLiabilitiesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="ifrs-full_DisclosureOfAccruedExpensesAndOtherLiabilitiesExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfOperatingSegmentsExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfOperatingSegmentsExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="ifrs-full_DisclosureOfOperatingSegmentsExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureCompensationOfKeyManagementAndDirectorsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureCompensationOfKeyManagementAndDirectorsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="bitf_DisclosureCompensationOfKeyManagementAndDirectorsTableTextBlock" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/SubsidiariesTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfSignificantSubsidiariestableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfSignificantSubsidiariestableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfSignificantInvestmentsInSubsidiariesAbstract" xlink:to="bitf_DisclosureOfSignificantSubsidiariestableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareBasedPaymentsTables">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="bitf_DisclosureOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsTableTextBlock" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfOutstandingStockOptionsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfOutstandingStockOptionsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="bitf_DisclosureOfOutstandingStockOptionsTableTextBlock" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="bitf_DisclosureOfSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsTableTextBlock" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfRestrictedStockUnitsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfRestrictedStockUnitsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementAbstract" xlink:to="bitf_DisclosureOfRestrictedStockUnitsTableTextBlock" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossTables">
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfCostOfSalesExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfCostOfSalesExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="ifrs-full_DisclosureOfCostOfSalesExplanatory" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfGeneralAndAdministrativeExpenseExplanatory" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfGeneralAndAdministrativeExpenseExplanatory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="ifrs-full_DisclosureOfGeneralAndAdministrativeExpenseExplanatory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfNetFinancialIncomeExpensesTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfNetFinancialIncomeExpensesTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_DisclosureOfNetFinancialIncomeExpensesTableTextBlock" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/GeographicalInformationTables">
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationTablesLineItems" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationTablesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationTablesTable" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationTablesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_GeographicalInformationTablesLineItems" xlink:to="bitf_GeographicalInformationTablesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfGeographicalAreasRevenuesTabelTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfGeographicalAreasRevenuesTabelTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationTablesLineItems" xlink:to="bitf_DisclosureOfGeographicalAreasRevenuesTabelTextBlock" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfPropertyPlantAndEquipmentByCountryTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfPropertyPlantAndEquipmentByCountryTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationTablesLineItems" xlink:to="bitf_ScheduleOfPropertyPlantAndEquipmentByCountryTableTextBlock" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AdditionalDetailstotheStatementsofCashFlowsTables">
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAdditionalDetailsToTheStatementsOfCashFlowsTableTextBlock" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAdditionalDetailsToTheStatementsOfCashFlowsTableTextBlock"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:to="bitf_DisclosureOfAdditionalDetailsToTheStatementsOfCashFlowsTableTextBlock" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofFinancialStatementsTable">
    <loc xlink:type="locator" xlink:label="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsLineItems" xlink:href="bitf-20231231.xsd#bitf_NatureofOperationsDetailsScheduleofFinancialStatementsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsTable" xlink:href="bitf-20231231.xsd#bitf_NatureofOperationsDetailsScheduleofFinancialStatementsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsLineItems" xlink:to="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsTable" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneHostingSolutionsIncMember" xlink:href="bitf-20231231.xsd#bitf_BackboneHostingSolutionsIncMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BackboneHostingSolutionsIncMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuebecIncMember" xlink:href="bitf-20231231.xsd#bitf_QuebecIncMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_QuebecIncMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneHostingSolutionsSAUMember" xlink:href="bitf-20231231.xsd#bitf_BackboneHostingSolutionsSAUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BackboneHostingSolutionsSAUMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AnkaraSuitesSAMember" xlink:href="bitf-20231231.xsd#bitf_AnkaraSuitesSAMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_AnkaraSuitesSAMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneMiningSolutionsLLCMember" xlink:href="bitf-20231231.xsd#bitf_BackboneMiningSolutionsLLCMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BackboneMiningSolutionsLLCMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OrionConstellationTechnologiesIncMember" xlink:href="bitf-20231231.xsd#bitf_OrionConstellationTechnologiesIncMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_OrionConstellationTechnologiesIncMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinMember" xlink:href="bitf-20231231.xsd#bitf_BitcoinMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BitcoinMember" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BlockchainVerificationAndValidationEquipmentprimarilyMinersMember" xlink:href="bitf-20231231.xsd#bitf_BlockchainVerificationAndValidationEquipmentprimarilyMinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BlockchainVerificationAndValidationEquipmentprimarilyMinersMember" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CanadianDollarsMember" xlink:href="bitf-20231231.xsd#bitf_CanadianDollarsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_CanadianDollarsMember" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_USDollarsMember" xlink:href="bitf-20231231.xsd#bitf_USDollarsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_USDollarsMember" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ArgentinePesosMember" xlink:href="bitf-20231231.xsd#bitf_ArgentinePesosMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_ArgentinePesosMember" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfNatureOfFinancialStatements" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfNatureOfFinancialStatements"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NatureofOperationsDetailsScheduleofFinancialStatementsLineItems" xlink:to="ifrs-full_DescriptionOfNatureOfFinancialStatements" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofRightofUseAssetsTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsTable" xlink:to="ifrs-full_RangeAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BuildingsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BuildingsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_BuildingsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_VehiclesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_VehiclesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_VehiclesMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BVVEAndElectricalComponentsMember" xlink:href="bitf-20231231.xsd#bitf_BVVEAndElectricalComponentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BVVEAndElectricalComponentsMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationMethodPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationMethodPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsLineItems" xlink:to="ifrs-full_DepreciationMethodPropertyPlantAndEquipment" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofRightofUseAssetsLineItems" xlink:to="ifrs-full_UsefulLifeMeasuredAsPeriodOfTimePropertyPlantAndEquipment" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BlockchainVerificationAndValidationEquipmentMember" xlink:href="bitf-20231231.xsd#bitf_BlockchainVerificationAndValidationEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BlockchainVerificationAndValidationEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MiningAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MiningAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_MiningAssetsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ElectricalEquipmentMember" xlink:href="bitf-20231231.xsd#bitf_ElectricalEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_ElectricalEquipmentMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LeaseholdImprovementsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LeaseholdImprovementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_LeaseholdImprovementsMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BuildingsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BuildingsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_BuildingsMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_VehiclesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_VehiclesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_VehiclesMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationMethodBiologicalAssetsAtCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationMethodBiologicalAssetsAtCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="ifrs-full_DepreciationMethodBiologicalAssetsAtCost" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MeasurementBasesPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MeasurementBasesPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="ifrs-full_MeasurementBasesPropertyPlantAndEquipment" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationRatePropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationRatePropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="ifrs-full_DepreciationRatePropertyPlantAndEquipment" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofYearsDepreciationMethodTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodTable" xlink:to="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodTable" xlink:to="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwillMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwillMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfIntangibleAssetsOtherThanGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwillMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComputerSoftwareMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComputerSoftwareMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsOtherThanGoodwillMember" xlink:to="ifrs-full_ComputerSoftwareMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OneYearBeforeReportingYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OneYearBeforeReportingYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_OneYearBeforeReportingYearMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TwoYearsBeforeReportingYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TwoYearsBeforeReportingYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_TwoYearsBeforeReportingYearMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ThreeYearsBeforeReportingYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ThreeYearsBeforeReportingYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_ThreeYearsBeforeReportingYearMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FourYearsBeforeReportingYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FourYearsBeforeReportingYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_FourYearsBeforeReportingYearMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FiveYearsBeforeReportingYearMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FiveYearsBeforeReportingYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_FiveYearsBeforeReportingYearMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DepreciationRatePropertyPlantAndEquipments" xlink:href="bitf-20231231.xsd#bitf_DepreciationRatePropertyPlantAndEquipments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodLineItems" xlink:to="bitf_DepreciationRatePropertyPlantAndEquipments" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationRatePropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationRatePropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofYearsDepreciationMethodLineItems" xlink:to="ifrs-full_DepreciationRatePropertyPlantAndEquipment" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofIntangibleAssetsareAmortizedTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedTable" xlink:to="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsAndGoodwillMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsAndGoodwillMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComputerSoftwareMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComputerSoftwareMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="ifrs-full_ComputerSoftwareMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AccessRightsToElectricityMember" xlink:href="bitf-20231231.xsd#bitf_AccessRightsToElectricityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="bitf_AccessRightsToElectricityMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FavorableLeaseMember" xlink:href="bitf-20231231.xsd#bitf_FavorableLeaseMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="bitf_FavorableLeaseMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DescriptionOFAmortizationMethod" xlink:href="bitf-20231231.xsd#bitf_DescriptionOFAmortizationMethod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedLineItems" xlink:to="bitf_DescriptionOFAmortizationMethod" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DescriptionOfAmortizationPeriod" xlink:href="bitf-20231231.xsd#bitf_DescriptionOfAmortizationPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofIntangibleAssetsareAmortizedLineItems" xlink:to="bitf_DescriptionOfAmortizationPeriod" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofAssetsandliabilitiesMeasuredatFairValueTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LevelsOfFairValueHierarchyAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LevelsOfFairValueHierarchyAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueTable" xlink:to="ifrs-full_LevelsOfFairValueHierarchyAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AllLevelsOfFairValueHierarchyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AllLevelsOfFairValueHierarchyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_LevelsOfFairValueHierarchyAxis" xlink:to="ifrs-full_AllLevelsOfFairValueHierarchyMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AllLevelsOfFairValueHierarchyMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AllLevelsOfFairValueHierarchyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_LevelsOfFairValueHierarchyAxis" xlink:to="ifrs-full_AllLevelsOfFairValueHierarchyMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Level1OfFairValueHierarchyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Level1OfFairValueHierarchyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllLevelsOfFairValueHierarchyMember" xlink:to="ifrs-full_Level1OfFairValueHierarchyMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Level2OfFairValueHierarchyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Level2OfFairValueHierarchyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllLevelsOfFairValueHierarchyMember" xlink:to="ifrs-full_Level2OfFairValueHierarchyMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Level3OfFairValueHierarchyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Level3OfFairValueHierarchyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllLevelsOfFairValueHierarchyMember" xlink:to="ifrs-full_Level3OfFairValueHierarchyMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfInputsUsedInFairValueMeasurementAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfInputsUsedInFairValueMeasurementAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofAssetsandliabilitiesMeasuredatFairValueLineItems" xlink:to="ifrs-full_DescriptionOfInputsUsedInFairValueMeasurementAssets" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofFinancialPositionTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionTable" xlink:to="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PreviouslyStatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PreviouslyStatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="ifrs-full_PreviouslyStatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsMember" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AdjustmentsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AsRestatedMember" xlink:href="bitf-20231231.xsd#bitf_AsRestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AsRestatedMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CurrentAbstract" xlink:href="bitf-20231231.xsd#bitf_CurrentAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionLineItems" xlink:to="bitf_CurrentAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WarrantLiability" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WarrantLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentAbstract" xlink:to="ifrs-full_WarrantLiability" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentAbstract" xlink:to="ifrs-full_CurrentLiabilities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Liabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Liabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentAbstract" xlink:to="ifrs-full_Liabilities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofFinancialPositionLineItems" xlink:to="ifrs-full_EquityAbstract" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IssuedCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IssuedCapital"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_IssuedCapital" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SharePremium" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SharePremium"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_SharePremium" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetainedEarnings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetainedEarnings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_RetainedEarnings" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Equity" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Equity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_Equity" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EquityAndLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EquityAndLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EquityAbstract" xlink:to="ifrs-full_EquityAndLiabilities" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable" xlink:to="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PreviouslyStatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PreviouslyStatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="ifrs-full_PreviouslyStatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsMember" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AdjustmentsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AsRestatedMember" xlink:href="bitf-20231231.xsd#bitf_AsRestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AsRestatedMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLossFromOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLossFromOperatingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="ifrs-full_ProfitLossFromOperatingActivities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinanceIncomeCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinanceIncomeCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_ProfitLossFromOperatingActivities" xlink:to="ifrs-full_FinanceIncomeCost" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TaxExpenseIncomeAtApplicableTaxRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="ifrs-full_ProfitLoss" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LossPerShareAbstract" xlink:href="bitf-20231231.xsd#bitf_LossPerShareAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="bitf_LossPerShareAbstract" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BasicEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BasicEarningsLossPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LossPerShareAbstract" xlink:to="ifrs-full_BasicEarningsLossPerShare" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageNumberOfCommonSharesOutstandingAbstract" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageNumberOfCommonSharesOutstandingAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossLineItems" xlink:to="bitf_WeightedAverageNumberOfCommonSharesOutstandingAbstract" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_WeightedAverageNumberOfCommonSharesOutstandingAbstract" xlink:to="ifrs-full_WeightedAverageShares" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossTable_Parentheticals">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsTable" xlink:to="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PreviouslyStatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PreviouslyStatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="ifrs-full_PreviouslyStatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsMember" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AdjustmentsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AsRestatedMember" xlink:href="bitf-20231231.xsd#bitf_AsRestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AsRestatedMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DilutedEarningsLossPerShare" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DilutedEarningsLossPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsLineItems" xlink:to="ifrs-full_DilutedEarningsLossPerShare" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustedWeightedAverageShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustedWeightedAverageShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitorLossParentheticalsLineItems" xlink:to="ifrs-full_AdjustedWeightedAverageShares" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofCashFlowsTable">
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsLineItems" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsTable" xlink:href="bitf-20231231.xsd#bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsLineItems" xlink:to="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsTable" xlink:to="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RestatedMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RetrospectiveApplicationAndRetrospectiveRestatementAxis" xlink:to="ifrs-full_RestatedMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PreviouslyStatedMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PreviouslyStatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="ifrs-full_PreviouslyStatedMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsMember" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AdjustmentsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AsRestatedMember" xlink:href="bitf-20231231.xsd#bitf_AsRestatedMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RestatedMember" xlink:to="bitf_AsRestatedMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CashFlowsFromOperatingActivitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_CashFlowsFromOperatingActivitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsLineItems" xlink:to="bitf_CashFlowsFromOperatingActivitiesAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfitLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfitLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CashFlowsFromOperatingActivitiesAbstract" xlink:to="ifrs-full_ProfitLoss" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdjustmentsForAbstract" xlink:href="bitf-20231231.xsd#bitf_AdjustmentsForAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CashFlowsFromOperatingActivitiesAbstract" xlink:to="bitf_AdjustmentsForAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetFinancialincomeExpenses" xlink:href="bitf-20231231.xsd#bitf_NetFinancialincomeExpenses"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdjustmentsForAbstract" xlink:to="bitf_NetFinancialincomeExpenses" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_BasisofPresentationandMaterialAccountingPolicyInformationDetailsScheduleofConsolidatedStatementsofCashFlowsLineItems" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofPurchasePriceandtheNetAssetsAcquiredTable">
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredLineItems" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredTable" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredLineItems" xlink:to="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredTable" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredTable" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsOfAssetsMember" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsOfAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" xlink:to="bitf_AcquisitionsOfAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_VillarricaMember" xlink:href="bitf-20231231.xsd#bitf_VillarricaMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_VillarricaMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YguazuMember" xlink:href="bitf-20231231.xsd#bitf_YguazuMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_YguazuMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchasePriceAbstract" xlink:href="bitf-20231231.xsd#bitf_PurchasePriceAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredLineItems" xlink:to="bitf_PurchasePriceAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashOnHand" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashOnHand"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PurchasePriceAbstract" xlink:to="ifrs-full_CashOnHand" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CashConsiderationPayable" xlink:href="bitf-20231231.xsd#bitf_CashConsiderationPayable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PurchasePriceAbstract" xlink:to="bitf_CashConsiderationPayable" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ShareIssueRelatedCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ShareIssueRelatedCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PurchasePriceAbstract" xlink:to="ifrs-full_ShareIssueRelatedCost" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TransactionCosts" xlink:href="bitf-20231231.xsd#bitf_TransactionCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PurchasePriceAbstract" xlink:to="bitf_TransactionCosts" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchasePriceTotal" xlink:href="bitf-20231231.xsd#bitf_PurchasePriceTotal"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PurchasePriceAbstract" xlink:to="bitf_PurchasePriceTotal" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetAssetsAcquiredAbstract" xlink:href="bitf-20231231.xsd#bitf_NetAssetsAcquiredAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredLineItems" xlink:to="bitf_NetAssetsAcquiredAbstract" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepositsFromBanks" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepositsFromBanks"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="ifrs-full_DepositsFromBanks" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseholdImprovements" xlink:href="bitf-20231231.xsd#bitf_LeaseholdImprovements"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="bitf_LeaseholdImprovements" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherPayablesToTradeSuppliers"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="ifrs-full_TradeAndOtherPayablesToTradeSuppliers" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepositsFromCustomers" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepositsFromCustomers"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="ifrs-full_DepositsFromCustomers" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherCashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="ifrs-full_OtherCashAndCashEquivalents" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="ifrs-full_PropertyPlantAndEquipment" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IntangibleAccessRightsToElectricity" xlink:href="bitf-20231231.xsd#bitf_IntangibleAccessRightsToElectricity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="bitf_IntangibleAccessRightsToElectricity" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetAssetsAcquiredTotal" xlink:href="bitf-20231231.xsd#bitf_NetAssetsAcquiredTotal"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_NetAssetsAcquiredAbstract" xlink:to="bitf_NetAssetsAcquiredTotal" order="7" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofPurchasePriceandtheNetAssetsAcquiredTable_Parentheticals">
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsLineItems" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsTable" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsLineItems" xlink:to="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsTable" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationAxis" xlink:to="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsOfAssetsMember" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsOfAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TransactionsRecognisedSeparatelyFromAcquisitionOfAssetsAndAssumptionOfLiabilitiesInBusinessCombinationMember" xlink:to="bitf_AcquisitionsOfAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CommonSharesTransferredAtClosing" xlink:href="bitf-20231231.xsd#bitf_CommonSharesTransferredAtClosing"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsScheduleofPurchasePriceandtheNetAssetsAcquiredParentheticalsLineItems" xlink:to="bitf_CommonSharesTransferredAtClosing" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCashTable">
    <loc xlink:type="locator" xlink:label="bitf_CashDetailsScheduleofCashLineItems" xlink:href="bitf-20231231.xsd#bitf_CashDetailsScheduleofCashLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_CashDetailsScheduleofCashTable" xlink:href="bitf-20231231.xsd#bitf_CashDetailsScheduleofCashTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_CashDetailsScheduleofCashLineItems" xlink:to="bitf_CashDetailsScheduleofCashTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_CurrencyAxis" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_CurrencyAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_CashDetailsScheduleofCashTable" xlink:to="srt_CurrencyAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="currency_AllCurrenciesDomain" xlink:href="https://xbrl.sec.gov/currency/2023/currency-2023.xsd#currency_AllCurrenciesDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="srt_CurrencyAxis" xlink:to="currency_AllCurrenciesDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="currency_AllCurrenciesDomain_0" xlink:href="https://xbrl.sec.gov/currency/2023/currency-2023.xsd#currency_AllCurrenciesDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="srt_CurrencyAxis" xlink:to="currency_AllCurrenciesDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="currency_USD" xlink:href="https://xbrl.sec.gov/currency/2023/currency-2023.xsd#currency_USD"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="currency_AllCurrenciesDomain" xlink:to="currency_USD" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="currency_CAD" xlink:href="https://xbrl.sec.gov/currency/2023/currency-2023.xsd#currency_CAD"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="currency_AllCurrenciesDomain" xlink:to="currency_CAD" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CADHeldInTrustMember" xlink:href="bitf-20231231.xsd#bitf_CADHeldInTrustMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="currency_AllCurrenciesDomain" xlink:to="bitf_CADHeldInTrustMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="currency_ARS" xlink:href="https://xbrl.sec.gov/currency/2023/currency-2023.xsd#currency_ARS"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="currency_AllCurrenciesDomain" xlink:to="currency_ARS" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_Cash" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_Cash"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CashDetailsScheduleofCashLineItems" xlink:to="ifrs-full_Cash" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable">
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesLineItems" xlink:href="bitf-20231231.xsd#bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable" xlink:href="bitf-20231231.xsd#bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesLineItems" xlink:to="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfFinancialAssetsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfFinancialAssetsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesTable" xlink:to="ifrs-full_ClassesOfFinancialAssetsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfFinancialAssetsAxis" xlink:to="ifrs-full_FinancialAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialAssetsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfFinancialAssetsAxis" xlink:to="ifrs-full_FinancialAssetsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OneToThirtyDaysMember" xlink:href="bitf-20231231.xsd#bitf_OneToThirtyDaysMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="bitf_OneToThirtyDaysMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ThirtyOneToSixtyDaysMember" xlink:href="bitf-20231231.xsd#bitf_ThirtyOneToSixtyDaysMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="bitf_ThirtyOneToSixtyDaysMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SixtyOneToNinetyDaysMember" xlink:href="bitf-20231231.xsd#bitf_SixtyOneToNinetyDaysMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="bitf_SixtyOneToNinetyDaysMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NintyOneDaysMember" xlink:href="bitf-20231231.xsd#bitf_NintyOneDaysMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="bitf_NintyOneDaysMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AllowanceForECLMember" xlink:href="bitf-20231231.xsd#bitf_AllowanceForECLMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_FinancialAssetsMember" xlink:to="bitf_AllowanceForECLMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivable" xlink:href="bitf-20231231.xsd#bitf_TradeReceivable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradeReceivablesDetailsScheduleofCreditRiskExposureoftheCompanysTradeReceivablesLineItems" xlink:to="bitf_TradeReceivable" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofOtherAssetsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfOtherAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfOtherAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ElectricityCreditReceivable" xlink:href="bitf-20231231.xsd#bitf_ElectricityCreditReceivable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOtherAssetsAbstract" xlink:to="bitf_ElectricityCreditReceivable" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ElectricalComponentInventory" xlink:href="bitf-20231231.xsd#bitf_ElectricalComponentInventory"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOtherAssetsAbstract" xlink:to="bitf_ElectricalComponentInventory" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOtherAssetsAbstract" xlink:to="ifrs-full_OtherReceivables" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOtherAssetsAbstract" xlink:to="ifrs-full_OtherAssets" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofBitcoinTransactionsandtheCorrespondingValuesTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_BalanceOfDigitalAssetsIncludingDigitalAssetsPledgedAsCollateralBeginningBalanceQuantity" xlink:href="bitf-20231231.xsd#bitf_BalanceOfDigitalAssetsIncludingDigitalAssetsPledgedAsCollateralBeginningBalanceQuantity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BalanceOfDigitalAssetsIncludingDigitalAssetsPledgedAsCollateralBeginningBalanceQuantity" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueOfDigitalAssets" xlink:href="bitf-20231231.xsd#bitf_ValueOfDigitalAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_ValueOfDigitalAssets" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityOfBitcoinEarned" xlink:href="bitf-20231231.xsd#bitf_QuantityOfBitcoinEarned"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_QuantityOfBitcoinEarned" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinarnedValue" xlink:href="bitf-20231231.xsd#bitf_BitcoinarnedValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BitcoinarnedValue" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityOfBitcoinPurchased" xlink:href="bitf-20231231.xsd#bitf_QuantityOfBitcoinPurchased"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_QuantityOfBitcoinPurchased" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinPurchasedValue" xlink:href="bitf-20231231.xsd#bitf_BitcoinPurchasedValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BitcoinPurchasedValue" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinExchangedForCashAndServices" xlink:href="bitf-20231231.xsd#bitf_BitcoinExchangedForCashAndServices"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BitcoinExchangedForCashAndServices" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinExchangedForCashAndServicesValue" xlink:href="bitf-20231231.xsd#bitf_BitcoinExchangedForCashAndServicesValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BitcoinExchangedForCashAndServicesValue" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityOfGainLossOnDispositionOfBitcoin" xlink:href="bitf-20231231.xsd#bitf_QuantityOfGainLossOnDispositionOfBitcoin"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_QuantityOfGainLossOnDispositionOfBitcoin" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GainLossOnDispositionOfBitcoinValue" xlink:href="bitf-20231231.xsd#bitf_GainLossOnDispositionOfBitcoinValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_GainLossOnDispositionOfBitcoinValue" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityOfRevaluationOfDigitalAssets" xlink:href="bitf-20231231.xsd#bitf_QuantityOfRevaluationOfDigitalAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_QuantityOfRevaluationOfDigitalAssets" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RevaluationOfDigitalAssetsValue" xlink:href="bitf-20231231.xsd#bitf_RevaluationOfDigitalAssetsValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_RevaluationOfDigitalAssetsValue" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EndingBalanceOfDigitalAssetsQuantity" xlink:href="bitf-20231231.xsd#bitf_EndingBalanceOfDigitalAssetsQuantity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_EndingBalanceOfDigitalAssetsQuantity" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueEndingBalance" xlink:href="bitf-20231231.xsd#bitf_ValueEndingBalance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_ValueEndingBalance" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityOfLessDigitalAssetsPledgedAsCollateral" xlink:href="bitf-20231231.xsd#bitf_QuantityOfLessDigitalAssetsPledgedAsCollateral"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ValueEndingBalance" xlink:to="bitf_QuantityOfLessDigitalAssetsPledgedAsCollateral" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LessDigitalAssetsPledgedAsCollateralValue" xlink:href="bitf-20231231.xsd#bitf_LessDigitalAssetsPledgedAsCollateralValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ValueEndingBalance" xlink:to="bitf_LessDigitalAssetsPledgedAsCollateralValue" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralQuantity" xlink:href="bitf-20231231.xsd#bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralQuantity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralQuantity" order="14" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralValue" xlink:href="bitf-20231231.xsd#bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBitcoinTransactionsAndTheCorrespondingValuesAbstract" xlink:to="bitf_BalanceOfDigitalAssetsExcludingDigitalAssetsPledgedAsCollateralValue" order="15" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofReconciliationoftheFairValueMeasurementofDerivativesTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DerivativeFinancialAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_DerivativeFinancialAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DerivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DerivativeFinancialLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_DerivativeFinancialLiabilities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_GainsLossesRecognisedInOtherComprehensiveIncomeFairValueMeasurementLiabilities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchasesFairValueMeasurementAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchasesFairValueMeasurementAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_PurchasesFairValueMeasurementAssets" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchasesFairValueMeasurementLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchasesFairValueMeasurementLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_PurchasesFairValueMeasurementLiabilities" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SalesFairValueMeasurementAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SalesFairValueMeasurementAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_SalesFairValueMeasurementAssets" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SalesFairValueMeasurementLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SalesFairValueMeasurementLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfReconciliationOfTheFairValueMeasurementOfDerivativesAbstract" xlink:to="ifrs-full_SalesFairValueMeasurementLiabilities" order="7" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofGainorLossonDerivativesareRecognizedinNetFinancialExpensesIncomeTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfGainOrLossOnDerivativesAreRecognizedInNetFinancialExpensesIncomeAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfGainOrLossOnDerivativesAreRecognizedInNetFinancialExpensesIncomeAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsOnChangeInFairValueOfDerivatives" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsOnChangeInFairValueOfDerivatives"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfGainOrLossOnDerivativesAreRecognizedInNetFinancialExpensesIncomeAbstract" xlink:to="ifrs-full_GainsOnChangeInFairValueOfDerivatives" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LossesOnChangeInFairValueOfDerivatives" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LossesOnChangeInFairValueOfDerivatives"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfGainOrLossOnDerivativesAreRecognizedInNetFinancialExpensesIncomeAbstract" xlink:to="ifrs-full_LossesOnChangeInFairValueOfDerivatives" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfGainOrLossOnDerivativesAreRecognizedInNetFinancialExpensesIncomeAbstract" xlink:to="ifrs-full_GainsLossesOnChangeInFairValueOfDerivatives" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofMeasurementDateTable">
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateTable" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MeasurementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MeasurementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateTable" xlink:to="ifrs-full_MeasurementAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AggregatedMeasurementMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AggregatedMeasurementMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_MeasurementAxis" xlink:to="ifrs-full_AggregatedMeasurementMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AggregatedMeasurementMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AggregatedMeasurementMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_MeasurementAxis" xlink:to="ifrs-full_AggregatedMeasurementMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfAntidilutiveInstrumentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateTable" xlink:to="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AntidilutiveInstrumentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AntidilutiveInstrumentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:to="ifrs-full_AntidilutiveInstrumentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AntidilutiveInstrumentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AntidilutiveInstrumentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:to="ifrs-full_AntidilutiveInstrumentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RemeasurementOnSettlementOfWarrantsMember" xlink:href="bitf-20231231.xsd#bitf_RemeasurementOnSettlementOfWarrantsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AggregatedMeasurementMember" xlink:to="bitf_RemeasurementOnSettlementOfWarrantsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RemeasurementAtPeriodEndMember" xlink:href="bitf-20231231.xsd#bitf_RemeasurementAtPeriodEndMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AggregatedMeasurementMember" xlink:to="bitf_RemeasurementAtPeriodEndMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_InitialRecognitionMember" xlink:href="bitf-20231231.xsd#bitf_InitialRecognitionMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AggregatedMeasurementMember" xlink:to="bitf_InitialRecognitionMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WarrantsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WarrantsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="ifrs-full_WarrantsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsMember" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_BrokerWarrantsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsJanuaryMember" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsJanuaryMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_BrokerWarrantsJanuaryMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsJanuaryMember" xlink:href="bitf-20231231.xsd#bitf_WarrantsJanuaryMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_WarrantsJanuaryMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsJanuaryOneMember" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsJanuaryOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_BrokerWarrantsJanuaryOneMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsFebruaryMember" xlink:href="bitf-20231231.xsd#bitf_WarrantsFebruaryMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_WarrantsFebruaryMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsFebruaryMember" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsFebruaryMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_BrokerWarrantsFebruaryMember" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsMayMember" xlink:href="bitf-20231231.xsd#bitf_WarrantsMayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_WarrantsMayMember" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsMayMember" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsMayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="bitf_BrokerWarrantsMayMember" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ExpectedLifeOfWarrantsyears" xlink:href="bitf-20231231.xsd#bitf_ExpectedLifeOfWarrantsyears"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="bitf_ExpectedLifeOfWarrantsyears" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="ifrs-full_WeightedAverageSharePriceShareOptionsGranted2019" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExercisePriceShareOptionsGranted2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExercisePriceShareOptionsGranted2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="ifrs-full_ExercisePriceShareOptionsGranted2019" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FairValueOfWarrantsUSD" xlink:href="bitf-20231231.xsd#bitf_FairValueOfWarrantsUSD"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="bitf_FairValueOfWarrantsUSD" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsOutstandinginShares" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsOutstandinginShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="bitf_NumberOfWarrantsOutstandinginShares" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantGrantedexercised" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantGrantedexercised"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsScheduleofMeasurementDateLineItems" xlink:to="bitf_NumberOfWarrantGrantedexercised" order="9" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofAssetsHeldforSaleTable">
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleLineItems" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleTable" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleLineItems" xlink:to="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MiningAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MiningAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_MiningAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MiningPropertyMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MiningPropertyMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_MiningPropertyMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalOfAssetsHeldForSale" xlink:href="bitf-20231231.xsd#bitf_TotalOfAssetsHeldForSale"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofAssetsHeldforSaleLineItems" xlink:to="bitf_TotalOfAssetsHeldForSale" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofMovementofMinersHeldForSaleTable">
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleTable" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleTable" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AntminerS9MinersMember" xlink:href="bitf-20231231.xsd#bitf_AntminerS9MinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_AntminerS9MinersMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember" xlink:href="bitf-20231231.xsd#bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MicroBTWhatsminerM20SMinersMember" xlink:href="bitf-20231231.xsd#bitf_MicroBTWhatsminerM20SMinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_MicroBTWhatsminerM20SMinersMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitmainS19jProMinersMember" xlink:href="bitf-20231231.xsd#bitf_BitmainS19jProMinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BitmainS19jProMinersMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityBalance" xlink:href="bitf-20231231.xsd#bitf_QuantityBalance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_QuantityBalance" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueBalance" xlink:href="bitf-20231231.xsd#bitf_ValueBalance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_ValueBalance" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityAdditions" xlink:href="bitf-20231231.xsd#bitf_QuantityAdditions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_QuantityAdditions" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueAdditionss" xlink:href="bitf-20231231.xsd#bitf_ValueAdditionss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_ValueAdditionss" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityDispositions" xlink:href="bitf-20231231.xsd#bitf_QuantityDispositions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_QuantityDispositions" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueDispositions" xlink:href="bitf-20231231.xsd#bitf_ValueDispositions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_ValueDispositions" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityImpairment" xlink:href="bitf-20231231.xsd#bitf_QuantityImpairment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_QuantityImpairment" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ValueImpairmenttAmount" xlink:href="bitf-20231231.xsd#bitf_ValueImpairmenttAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsScheduleofMovementofMinersHeldForSaleLineItems" xlink:to="bitf_ValueImpairmenttAmount" order="8" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofImpairmentLossReversalintheConsolidatedStatementsofProfitorLossTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAbstract" xlink:to="ifrs-full_ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAbstract" xlink:to="ifrs-full_ImpairmentLossRecognisedInProfitOrLossGoodwill" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentLossReversal" xlink:href="bitf-20231231.xsd#bitf_ImpairmentLossReversal"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfImpairmentLossReversalInTheConsolidatedStatementsOfProfitOrLossAbstract" xlink:to="bitf_ImpairmentLossReversal" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable">
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:href="bitf-20231231.xsd#bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentDetailsScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable" xlink:href="bitf-20231231.xsd#bitf_ImpairmentDetailsScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_ImpairmentDetailsScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentOfFinancialAssetsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ImpairmentDetailsScheduleofImpairmentLossReversalintheComprehensiveProfitorLossTable" xlink:to="ifrs-full_ImpairmentOfFinancialAssetsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:to="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:to="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImmersionCoolingEquipmentMember" xlink:href="bitf-20231231.xsd#bitf_ImmersionCoolingEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ImmersionCoolingEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ShortTermDepositsMember" xlink:href="bitf-20231231.xsd#bitf_ShortTermDepositsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ShortTermDepositsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MinersHeldForSaleMember" xlink:href="bitf-20231231.xsd#bitf_MinersHeldForSaleMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_MinersHeldForSaleMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SuniMineralAssetMember" xlink:href="bitf-20231231.xsd#bitf_SuniMineralAssetMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_SuniMineralAssetMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WashingtonStateCryptocurrencyMiningCGUMember" xlink:href="bitf-20231231.xsd#bitf_WashingtonStateCryptocurrencyMiningCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_WashingtonStateCryptocurrencyMiningCGUMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ArgentinaCryptocurrencyMiningCGUArgentinaCGUMember" xlink:href="bitf-20231231.xsd#bitf_ArgentinaCryptocurrencyMiningCGUArgentinaCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ArgentinaCryptocurrencyMiningCGUArgentinaCGUMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuebecCGUMember" xlink:href="bitf-20231231.xsd#bitf_QuebecCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_QuebecCGUMember" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ParaguayCryptocurrencyMiningCGUParaguayCGUMember" xlink:href="bitf-20231231.xsd#bitf_ParaguayCryptocurrencyMiningCGUParaguayCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ParaguayCryptocurrencyMiningCGUParaguayCGUMember" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ShorttermPrepaidDeposits" xlink:href="bitf-20231231.xsd#bitf_ShorttermPrepaidDeposits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_ShorttermPrepaidDeposits" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EquipmentAndConstructionPrepayments" xlink:href="bitf-20231231.xsd#bitf_EquipmentAndConstructionPrepayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_EquipmentAndConstructionPrepayments" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldForSale" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldForSale"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_AssetsHeldForSale" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsToRightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsToRightofuseAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="ifrs-full_AdditionsToRightofuseAssets" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantsAndEquipment" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantsAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_PropertyPlantsAndEquipment" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_Goodwill1" xlink:href="bitf-20231231.xsd#bitf_Goodwill1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_Goodwill1" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalImpairmentOnEquipmentConstructionPrepayments" xlink:href="bitf-20231231.xsd#bitf_TotalImpairmentOnEquipmentConstructionPrepayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentOnEquipmentAndConstructionPrepaymentsLineItems" xlink:to="bitf_TotalImpairmentOnEquipmentConstructionPrepayments" order="7" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentTable0">
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentTable" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentTable" xlink:to="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CarryingAmountMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CarryingAmountMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis" xlink:to="ifrs-full_CarryingAmountMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GrossCarryingAmountMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GrossCarryingAmountMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_GrossCarryingAmountMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AccumulatedDepreciationAndAmortisationMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AccumulatedDepreciationAndAmortisationMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CarryingAmountMember" xlink:to="ifrs-full_AccumulatedDepreciationAndAmortisationMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BVVEAndElectricalComponentsMember" xlink:href="bitf-20231231.xsd#bitf_BVVEAndElectricalComponentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BVVEAndElectricalComponentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MineralAssetsMember" xlink:href="bitf-20231231.xsd#bitf_MineralAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_MineralAssetsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LandAndBuildingsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LandAndBuildingsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_LandAndBuildingsMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LeaseholdImprovementsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LeaseholdImprovementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_LeaseholdImprovementsMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_VehiclesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_VehiclesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="ifrs-full_VehiclesMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CostAbstract" xlink:href="bitf-20231231.xsd#bitf_CostAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="bitf_CostAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentCarryingAmountAtCostOfRevaluedAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentCarryingAmountAtCostOfRevaluedAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="ifrs-full_PropertyPlantAndEquipmentCarryingAmountAtCostOfRevaluedAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MeasurementPeriodAdjustmentToBusinessCombination" xlink:href="bitf-20231231.xsd#bitf_MeasurementPeriodAdjustmentToBusinessCombination"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="bitf_MeasurementPeriodAdjustmentToBusinessCombination" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="ifrs-full_DepreciationExpense" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionsCost" xlink:href="bitf-20231231.xsd#bitf_AdditionsCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="bitf_AdditionsCost" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_Dispositions" xlink:href="bitf-20231231.xsd#bitf_Dispositions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="bitf_Dispositions" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesPropertyPlantAndEquipment" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLossOnFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLossOnFinancialAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="ifrs-full_ImpairmentLossOnFinancialAssets" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentOnDepositsTransferredToPPE" xlink:href="bitf-20231231.xsd#bitf_ImpairmentOnDepositsTransferredToPPE"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="bitf_ImpairmentOnDepositsTransferredToPPE" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectOfChangeInDiscountRate" xlink:href="bitf-20231231.xsd#bitf_EffectOfChangeInDiscountRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract" xlink:to="bitf_EffectOfChangeInDiscountRate" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentGrossCarryingAmountFullyDepreciated" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentGrossCarryingAmountFullyDepreciated"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_PropertyPlantandEquipmentDetailsScheduleofPropertyPlantandEquipmentLineItems" xlink:to="ifrs-full_PropertyPlantAndEquipmentGrossCarryingAmountFullyDepreciated" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofQuantityandModelsofBTCBVVETable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfQuantityAndModelsOfBTCBVVETable" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfQuantityAndModelsOfBTCBVVETable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="bitf_ScheduleOfQuantityAndModelsOfBTCBVVETable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
<!-- [WMV5][XcpuxYn59dz7vgYynUDuwG7r97K2jUTysl7vcz0lJt/tSeJz73kx1cLt0ZFF2SK/vxBCY0vdSraxgN+y4eJePdWyPYKjWFebUb6Y5Hpoo9gw+pJGzAc4FjrfS/iwYLr5579C6J6Ey7rBmbcNG92vWGyREwPTRvDJJYwVYZhYrlLinBY7d5AAtGPTyP41v2bBH3iGQ2oluvU978W+MJwwinWEpRpCH1T4bmb7F69Um3xWdkLCEimYEkYftIi0fEHhgmzp/CNqDLI=] CSR-->
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVETable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MicroBTWhatsminerMember" xlink:href="bitf-20231231.xsd#bitf_MicroBTWhatsminerMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_MicroBTWhatsminerMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitmainS19jProMember" xlink:href="bitf-20231231.xsd#bitf_BitmainS19jProMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BitmainS19jProMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_InnosiliconT3T2TMember" xlink:href="bitf-20231231.xsd#bitf_InnosiliconT3T2TMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_InnosiliconT3T2TMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitmainS19XPMember" xlink:href="bitf-20231231.xsd#bitf_BitmainS19XPMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BitmainS19XPMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MicroBTWhatsminerOneMember" xlink:href="bitf-20231231.xsd#bitf_MicroBTWhatsminerOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_MicroBTWhatsminerOneMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitmainS19jProOneMember" xlink:href="bitf-20231231.xsd#bitf_BitmainS19jProOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BitmainS19jProOneMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_InnosiliconT3T2TOneMember" xlink:href="bitf-20231231.xsd#bitf_InnosiliconT3T2TOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_InnosiliconT3T2TOneMember" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CanaanAvalonA10Member" xlink:href="bitf-20231231.xsd#bitf_CanaanAvalonA10Member"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_CanaanAvalonA10Member" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BitmainS19XPOneMember" xlink:href="bitf-20231231.xsd#bitf_BitmainS19XPOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BitmainS19XPOneMember" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OtherBitmainAntminersMember" xlink:href="bitf-20231231.xsd#bitf_OtherBitmainAntminersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_OtherBitmainAntminersMember" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuantityAsOfJanuary1" xlink:href="bitf-20231231.xsd#bitf_QuantityAsOfJanuary1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="bitf_QuantityAsOfJanuary1" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DisposalsPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisposalsPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="ifrs-full_DisposalsPropertyPlantAndEquipment" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="ifrs-full_CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PresentedAsROUAsset" xlink:href="bitf-20231231.xsd#bitf_PresentedAsROUAsset"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="bitf_PresentedAsROUAsset" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentCarryingAmountOfAssetsRetiredFromActiveUse" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentCarryingAmountOfAssetsRetiredFromActiveUse"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfQuantityAndModelsOfBTCBVVELineItems" xlink:to="ifrs-full_PropertyPlantAndEquipmentCarryingAmountOfAssetsRetiredFromActiveUse" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofIntangibleAssetsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfIntangibleAssetsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IntangibleAssetsDetailsScheduleofIntangibleAssetsTable" xlink:href="bitf-20231231.xsd#bitf_IntangibleAssetsDetailsScheduleofIntangibleAssetsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:to="bitf_IntangibleAssetsDetailsScheduleofIntangibleAssetsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IntangibleAssetsDetailsScheduleofIntangibleAssetsTable" xlink:to="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsAndGoodwillMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsAndGoodwillMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsAndGoodwillMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfIntangibleAssetsAndGoodwillAxis" xlink:to="ifrs-full_IntangibleAssetsAndGoodwillMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ComputerSoftwareMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ComputerSoftwareMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="ifrs-full_ComputerSoftwareMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AccessRightsToElectricityMember" xlink:href="bitf-20231231.xsd#bitf_AccessRightsToElectricityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="bitf_AccessRightsToElectricityMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FavorableLeaseMember" xlink:href="bitf-20231231.xsd#bitf_FavorableLeaseMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IntangibleAssetsAndGoodwillMember" xlink:to="bitf_FavorableLeaseMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CostAbstract1" xlink:href="bitf-20231231.xsd#bitf_CostAbstract1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:to="bitf_CostAbstract1" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwillCarryingAmountAtCostOfRevaluedAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwillCarryingAmountAtCostOfRevaluedAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract1" xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwillCarryingAmountAtCostOfRevaluedAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MeasurementPeriodAdjustmentToBusinessCombination" xlink:href="bitf-20231231.xsd#bitf_MeasurementPeriodAdjustmentToBusinessCombination"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract1" xlink:to="bitf_MeasurementPeriodAdjustmentToBusinessCombination" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsFromPurchasesBiologicalAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsFromPurchasesBiologicalAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CostAbstract1" xlink:to="ifrs-full_AdditionsFromPurchasesBiologicalAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AccumulatedAmortizationAbstract0" xlink:href="bitf-20231231.xsd#bitf_AccumulatedAmortizationAbstract0"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:to="bitf_AccumulatedAmortizationAbstract0" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AccumulatedAmortizationAbstract" xlink:href="bitf-20231231.xsd#bitf_AccumulatedAmortizationAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:to="bitf_AccumulatedAmortizationAbstract" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AccumulatedAmortization" xlink:href="bitf-20231231.xsd#bitf_AccumulatedAmortization"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AccumulatedAmortizationAbstract" xlink:to="bitf_AccumulatedAmortization" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AmortisationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AmortisationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AccumulatedAmortizationAbstract" xlink:to="ifrs-full_AmortisationExpense" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetBookValueOfAccumulatedAmortization" xlink:href="bitf-20231231.xsd#bitf_NetBookValueOfAccumulatedAmortization"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfIntangibleAssetsLineItems" xlink:to="bitf_NetBookValueOfAccumulatedAmortization" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable">
    <loc xlink:type="locator" xlink:label="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:href="bitf-20231231.xsd#bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IntangibleAssetsDetailsScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable" xlink:href="bitf-20231231.xsd#bitf_IntangibleAssetsDetailsScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:to="bitf_IntangibleAssetsDetailsScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionAxis" xlink:href="bitf-20231231.xsd#bitf_AcquisitionAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IntangibleAssetsDetailsScheduleofFairValueoftheConsiderationPaidtotheirRelativeFairValuesattheClosingDateoftheTransactionsTable" xlink:to="bitf_AcquisitionAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionDomainDomain" xlink:href="bitf-20231231.xsd#bitf_AcquisitionDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="bitf_AcquisitionAxis" xlink:to="bitf_AcquisitionDomainDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionDomainDomain_0" xlink:href="bitf-20231231.xsd#bitf_AcquisitionDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="bitf_AcquisitionAxis" xlink:to="bitf_AcquisitionDomainDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BaieComeauQuebecMember" xlink:href="bitf-20231231.xsd#bitf_BaieComeauQuebecMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionDomainDomain" xlink:to="bitf_BaieComeauQuebecMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_VillarricaPasoPeParaguayMember" xlink:href="bitf-20231231.xsd#bitf_VillarricaPasoPeParaguayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionDomainDomain" xlink:to="bitf_VillarricaPasoPeParaguayMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YguazuParaguayMember" xlink:href="bitf-20231231.xsd#bitf_YguazuParaguayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionDomainDomain" xlink:to="bitf_YguazuParaguayMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:to="ifrs-full_AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalCapacity" xlink:href="bitf-20231231.xsd#bitf_AdditionalCapacity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:to="bitf_AdditionalCapacity" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TermOfContractualAccessRights" xlink:href="bitf-20231231.xsd#bitf_TermOfContractualAccessRights"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:to="bitf_TermOfContractualAccessRights" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AmortizationMethodAndPeriod" xlink:href="bitf-20231231.xsd#bitf_AmortizationMethodAndPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FairValueOfTheConsiderationPaidToTheirRelativeFairValuesAtTheClosingDateOfTheTransactionsLineItems" xlink:to="bitf_AmortizationMethodAndPeriod" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable">
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:to="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_TitleOfIndividualAxis" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_TitleOfIndividualAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherTable" xlink:to="srt_TitleOfIndividualAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="srt_TitleOfIndividualAxis" xlink:to="srt_TitleOfIndividualWithRelationshipToEntityDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_TitleOfIndividualWithRelationshipToEntityDomain_0" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="srt_TitleOfIndividualAxis" xlink:to="srt_TitleOfIndividualWithRelationshipToEntityDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositMember" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_TitleOfIndividualWithRelationshipToEntityDomain" xlink:to="bitf_LongTermDepositMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ValueAddedTaxReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ValueAddedTaxReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:to="ifrs-full_ValueAddedTaxReceivables" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SecurityDepositsForEnergyInsuranceAndRent" xlink:href="bitf-20231231.xsd#bitf_SecurityDepositsForEnergyInsuranceAndRent"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:to="bitf_SecurityDepositsForEnergyInsuranceAndRent" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EquipmentAndConstructionPrepayments" xlink:href="bitf-20231231.xsd#bitf_EquipmentAndConstructionPrepayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:to="bitf_EquipmentAndConstructionPrepayments" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LongtermDeposits" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LongtermDeposits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofLongTermDepositsEquipmentPrepaymentsCommitmentsandOtherLineItems" xlink:to="ifrs-full_LongtermDeposits" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCompanysRemainingPaymentObligationsinConnectionTable">
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionLineItems" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionTable" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionLineItems" xlink:to="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PastDueStatusAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PastDueStatusAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionTable" xlink:to="ifrs-full_PastDueStatusAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PastDueStatusMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PastDueStatusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_PastDueStatusAxis" xlink:to="ifrs-full_PastDueStatusMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PastDueStatusMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PastDueStatusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_PastDueStatusAxis" xlink:to="ifrs-full_PastDueStatusMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ThreeMonthsEndingMarchMember" xlink:href="bitf-20231231.xsd#bitf_ThreeMonthsEndingMarchMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PastDueStatusMember" xlink:to="bitf_ThreeMonthsEndingMarchMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ThreeMonthsEndingJuneMember" xlink:href="bitf-20231231.xsd#bitf_ThreeMonthsEndingJuneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PastDueStatusMember" xlink:to="bitf_ThreeMonthsEndingJuneMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RemainingPaymentsObligation" xlink:href="bitf-20231231.xsd#bitf_RemainingPaymentsObligation"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsScheduleofCompanysRemainingPaymentObligationsinConnectionLineItems" xlink:to="bitf_RemainingPaymentsObligation" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofTradePayablesandAccruedLiabilitiesTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfTradePayablesAndAccruedLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfTradePayablesAndAccruedLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_TradeAndOtherPayable" xlink:href="bitf-20231231.xsd#bitf_TradeAndOtherPayable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfTradePayablesAndAccruedLiabilitiesAbstract" xlink:to="bitf_TradeAndOtherPayable" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GovernmentRemittance" xlink:href="bitf-20231231.xsd#bitf_GovernmentRemittance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfTradePayablesAndAccruedLiabilitiesAbstract" xlink:to="bitf_GovernmentRemittance" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfTradePayablesAndAccruedLiabilitiesAbstract" xlink:to="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofLongTermDebtTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfLongTermDebtAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfLongTermDebtAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OfficeEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OfficeEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfLongTermDebtAbstract" xlink:to="ifrs-full_OfficeEquipment" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherPayablesToRelatedParties" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherPayablesToRelatedParties"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfLongTermDebtAbstract" xlink:to="ifrs-full_TradeAndOtherPayablesToRelatedParties" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetDebt" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetDebt"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfLongTermDebtAbstract" xlink:to="ifrs-full_NetDebt" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentFinanceLeaseReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentFinanceLeaseReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NetDebt" xlink:to="ifrs-full_CurrentFinanceLeaseReceivables" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentPortionOfLongtermBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentPortionOfLongtermBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfLongTermDebtAbstract" xlink:to="ifrs-full_CurrentPortionOfLongtermBorrowings" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofMovementinLongTermDebtTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfMovementInLongTermDebtAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:to="ifrs-full_ContingentLiabilitiesRecognisedInBusinessCombination" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IssuanceOfLongtermDebt" xlink:href="bitf-20231231.xsd#bitf_IssuanceOfLongtermDebt"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:to="bitf_IssuanceOfLongtermDebt" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_Payments" xlink:href="bitf-20231231.xsd#bitf_Payments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:to="bitf_Payments" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:to="ifrs-full_FinancialLiabilities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InterestExpenseOnDebtInstrumentsIssued" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InterestExpenseOnDebtInstrumentsIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfMovementInLongTermDebtAbstract" xlink:to="ifrs-full_InterestExpenseOnDebtInstrumentsIssued" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCompanysEquipmentFinancingConsistedonlyoftheNYDIGLoanTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_MaturitiesDate" xlink:href="bitf-20231231.xsd#bitf_MaturitiesDate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_MaturitiesDate" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_StatedRatePercentage" xlink:href="bitf-20231231.xsd#bitf_StatedRatePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_StatedRatePercentage" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectiveRatePercentage" xlink:href="bitf-20231231.xsd#bitf_EffectiveRatePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_EffectiveRatePercentage" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MonthlyRepayments" xlink:href="bitf-20231231.xsd#bitf_MonthlyRepayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_MonthlyRepayments" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDebtBalance" xlink:href="bitf-20231231.xsd#bitf_LongtermDebtBalance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_LongtermDebtBalance" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetBookValueOfCollateral" xlink:href="bitf-20231231.xsd#bitf_NetBookValueOfCollateral"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_NetBookValueOfCollateral" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CollateralAmount" xlink:href="bitf-20231231.xsd#bitf_CollateralAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanySEquipmentFinancingConsistedOnlyOfTheNydigLoanAbstract" xlink:to="bitf_CollateralAmount" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofRightofUseAssetsandLeaseLiabilitiesTable">
    <loc xlink:type="locator" xlink:label="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:href="bitf-20231231.xsd#bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesTable" xlink:href="bitf-20231231.xsd#bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesTable" xlink:to="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeasedPremisesMember" xlink:href="bitf-20231231.xsd#bitf_LeasedPremisesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:to="bitf_LeasedPremisesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_VehiclesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_VehiclesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:to="ifrs-full_VehiclesMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherPropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherPropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:to="ifrs-full_OtherPropertyPlantAndEquipmentMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalROUAssetsMember" xlink:href="bitf-20231231.xsd#bitf_TotalROUAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:to="bitf_TotalROUAssetsMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LeaseLiabilitiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LeaseLiabilitiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentByOperatingLeaseStatusMember" xlink:to="ifrs-full_LeaseLiabilitiesMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LiabilitiesArisingFromFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LiabilitiesArisingFromFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_LiabilitiesArisingFromFinancingActivities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionsToRightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionsToRightofuseAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_AdditionsToRightofuseAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_OtherPropertyPlantAndEquipment" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationRightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationRightofuseAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_DepreciationRightofuseAssets" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TerminationBenefitsExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TerminationBenefitsExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_TerminationBenefitsExpense" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_ImpairmentLoss" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_ExpenseRelatingToVariableLeasePaymentsNotIncludedInMeasurementOfLeaseLiabilities" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseLiabilityConvertedToLongtermDebt" xlink:href="bitf-20231231.xsd#bitf_LeaseLiabilityConvertedToLongtermDebt"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="bitf_LeaseLiabilityConvertedToLongtermDebt" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InterestExpenseOnLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_InterestExpenseOnLeaseLiabilities" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ForeignExchange" xlink:href="bitf-20231231.xsd#bitf_ForeignExchange"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="bitf_ForeignExchange" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NoncurrentLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NoncurrentLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_NoncurrentLeaseLiabilities" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsScheduleofRightofUseAssetsandLeaseLiabilitiesLineItems" xlink:to="ifrs-full_LeaseLiabilities" order="12" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable">
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems" xlink:to="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CurrentTaxExpenseRecoveryAbstract" xlink:href="bitf-20231231.xsd#bitf_CurrentTaxExpenseRecoveryAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems" xlink:to="bitf_CurrentTaxExpenseRecoveryAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentTaxExpenseIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentTaxExpenseRecoveryAbstract" xlink:to="ifrs-full_CurrentTaxExpenseIncome" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForCurrentTaxOfPriorPeriod" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForCurrentTaxOfPriorPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentTaxExpenseRecoveryAbstract" xlink:to="ifrs-full_AdjustmentsForCurrentTaxOfPriorPeriod" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_CurrentTaxExpenseRecoveryAbstract" xlink:to="ifrs-full_CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DeferredTaxExpenseRecoveryAbstract" xlink:href="bitf-20231231.xsd#bitf_DeferredTaxExpenseRecoveryAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems" xlink:to="bitf_DeferredTaxExpenseRecoveryAbstract" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxExpenseIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DeferredTaxExpenseRecoveryAbstract" xlink:to="ifrs-full_DeferredTaxExpenseIncome" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForDeferredTaxOfPriorPeriods" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForDeferredTaxOfPriorPeriods"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DeferredTaxExpenseRecoveryAbstract" xlink:to="ifrs-full_AdjustmentsForDeferredTaxOfPriorPeriods" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DefferedTaxExpenseIncomeAndAdjustmentsForDefferedTaxOfPriorPeriods" xlink:href="bitf-20231231.xsd#bitf_DefferedTaxExpenseIncomeAndAdjustmentsForDefferedTaxOfPriorPeriods"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DeferredTaxExpenseRecoveryAbstract" xlink:to="bitf_DefferedTaxExpenseIncomeAndAdjustmentsForDefferedTaxOfPriorPeriods" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxLiabilityAsset" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxLiabilityAsset"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofCurrentandDeferredIncomeTaxExpenseRecoveryLineItems" xlink:to="ifrs-full_DeferredTaxLiabilityAsset" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofEffectivetaxrateTable">
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateTable" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems" xlink:to="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateTable" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectiveTaxRateMember" xlink:href="bitf-20231231.xsd#bitf_EffectiveTaxRateMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_EffectiveTaxRateMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TaxExpenseIncomeAtApplicableTaxRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems" xlink:to="ifrs-full_TaxExpenseIncomeAtApplicableTaxRate" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxRecoveryAtStatutoryRatePercentage" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxRecoveryAtStatutoryRatePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems" xlink:to="bitf_IncomeTaxRecoveryAtStatutoryRatePercentage" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateLineItems" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TaxEffectOfForeignTaxRates" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TaxEffectOfForeignTaxRates"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="ifrs-full_TaxEffectOfForeignTaxRates" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ForeignTaxRateDifferentialPercentage" xlink:href="bitf-20231231.xsd#bitf_ForeignTaxRateDifferentialPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_ForeignTaxRateDifferentialPercentage" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WorkersCompensationDiscountPriorYearsAmount" xlink:href="bitf-20231231.xsd#bitf_WorkersCompensationDiscountPriorYearsAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_WorkersCompensationDiscountPriorYearsAmount" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PriorYearPercentage" xlink:href="bitf-20231231.xsd#bitf_PriorYearPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_PriorYearPercentage" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NondeductibleExpensesAndOtherAmount" xlink:href="bitf-20231231.xsd#bitf_NondeductibleExpensesAndOtherAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_NondeductibleExpensesAndOtherAmount" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NondeductibleExpensesAndOtherPercentage" xlink:href="bitf-20231231.xsd#bitf_NondeductibleExpensesAndOtherPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_NondeductibleExpensesAndOtherPercentage" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetDeferredTaxAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetDeferredTaxAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="ifrs-full_NetDeferredTaxAssets" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DeferredTaxAssetNotRecognizedPercentage" xlink:href="bitf-20231231.xsd#bitf_DeferredTaxAssetNotRecognizedPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_DeferredTaxAssetNotRecognizedPercentage" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectiveTaxRate" xlink:href="bitf-20231231.xsd#bitf_EffectiveTaxRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_EffectiveTaxRate" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectiveTaxRatePercentage" xlink:href="bitf-20231231.xsd#bitf_EffectiveTaxRatePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivitiesAbstract" xlink:to="bitf_EffectiveTaxRatePercentage" order="9" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofEffectivetaxrateTable_Parentheticals">
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsLineItems" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsTable" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsLineItems" xlink:to="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsTable" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EffectiveTaxRateMember" xlink:href="bitf-20231231.xsd#bitf_EffectiveTaxRateMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_EffectiveTaxRateMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_StatutoryRate" xlink:href="bitf-20231231.xsd#bitf_StatutoryRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofEffectivetaxrateParentheticalsLineItems" xlink:to="bitf_StatutoryRate" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofDeferredTaxAssetTable">
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetTable" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetTable" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OperatingLossesCarriedForwardMember" xlink:href="bitf-20231231.xsd#bitf_OperatingLossesCarriedForwardMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_OperatingLossesCarriedForwardMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseLiabilityMember" xlink:href="bitf-20231231.xsd#bitf_LeaseLiabilityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_LeaseLiabilityMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionMember" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_AssetRetirementProvisionMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancingFeesMember" xlink:href="bitf-20231231.xsd#bitf_FinancingFeesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_FinancingFeesMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PPEMember" xlink:href="bitf-20231231.xsd#bitf_PPEMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_PPEMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ReservesAndOtherMember" xlink:href="bitf-20231231.xsd#bitf_ReservesAndOtherMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_ReservesAndOtherMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalMember" xlink:href="bitf-20231231.xsd#bitf_TotalMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_TotalMember" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RightofuseAssetsRevaluedAssetsAtCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RightofuseAssetsRevaluedAssetsAtCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="ifrs-full_RightofuseAssetsRevaluedAssetsAtCost" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentAndDeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentAndDeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="ifrs-full_CurrentAndDeferredTaxRelatingToItemsChargedOrCreditedDirectlyToEquity" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="ifrs-full_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DeferredTaxAssetDerecognizedInTheStatementsOfEquity" xlink:href="bitf-20231231.xsd#bitf_DeferredTaxAssetDerecognizedInTheStatementsOfEquity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="bitf_DeferredTaxAssetDerecognizedInTheStatementsOfEquity" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetDeferredTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetDeferredTaxLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="ifrs-full_NetDeferredTaxLiabilities" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetDeferredTaxAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetDeferredTaxAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxAssetLineItems" xlink:to="ifrs-full_NetDeferredTaxAssets" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofDeferredTaxLiabilityTable">
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityTable" xlink:href="bitf-20231231.xsd#bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:to="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityTable" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsAxis" xlink:to="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PPEMember" xlink:href="bitf-20231231.xsd#bitf_PPEMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_PPEMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ROUAssetMember" xlink:href="bitf-20231231.xsd#bitf_ROUAssetMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_ROUAssetMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RevervesAndOtherMember" xlink:href="bitf-20231231.xsd#bitf_RevervesAndOtherMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsMember" xlink:to="bitf_RevervesAndOtherMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DeferredTaxLiability1" xlink:href="bitf-20231231.xsd#bitf_DeferredTaxLiability1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:to="bitf_DeferredTaxLiability1" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ChargedToStatementOfProfitOrLoss" xlink:href="bitf-20231231.xsd#bitf_ChargedToStatementOfProfitOrLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:to="bitf_ChargedToStatementOfProfitOrLoss" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OffsettingDeferredTaxAssets" xlink:href="bitf-20231231.xsd#bitf_OffsettingDeferredTaxAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:to="bitf_OffsettingDeferredTaxAssets" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetDeferredTaxLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetDeferredTaxLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_IncomeTaxesDetailsScheduleofDeferredTaxLiabilityLineItems" xlink:to="ifrs-full_NetDeferredTaxLiabilities" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofAssetRetirementProvisionTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfAssetRetirementProvisionLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfAssetRetirementProvisionTable" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfAssetRetirementProvisionTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="bitf_ScheduleOfAssetRetirementProvisionTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ScheduleOfAssetRetirementProvisionTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherProvisions" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherProvisions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="ifrs-full_OtherProvisions" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdditionalProvisionsOtherProvisions" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdditionalProvisionsOtherProvisions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="ifrs-full_AdditionalProvisionsOtherProvisions" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InterestExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InterestExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="ifrs-full_InterestExpense" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesGoodwill" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="ifrs-full_IncreaseDecreaseThroughNetExchangeDifferencesGoodwill" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RetirementofEffectOfChangeInDiscountRate" xlink:href="bitf-20231231.xsd#bitf_RetirementofEffectOfChangeInDiscountRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAssetRetirementProvisionLineItems" xlink:to="bitf_RetirementofEffectOfChangeInDiscountRate" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofOutstandingWarrantsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfOutstandingWarrantsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ShareCapitalDetailsScheduleofOutstandingWarrantsTable" xlink:href="bitf-20231231.xsd#bitf_ShareCapitalDetailsScheduleofOutstandingWarrantsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_ShareCapitalDetailsScheduleofOutstandingWarrantsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfAntidilutiveInstrumentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareCapitalDetailsScheduleofOutstandingWarrantsTable" xlink:to="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AntidilutiveInstrumentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AntidilutiveInstrumentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:to="ifrs-full_AntidilutiveInstrumentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AntidilutiveInstrumentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AntidilutiveInstrumentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TypesOfAntidilutiveInstrumentsAxis" xlink:to="ifrs-full_AntidilutiveInstrumentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WarrantsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WarrantsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AntidilutiveInstrumentsMember" xlink:to="ifrs-full_WarrantsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsOutstandingBeginning" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsOutstandingBeginning"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_NumberOfWarrantsOutstandingBeginning" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageExercisePriceShareOptions" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageExercisePriceShareOptions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_WeightedAverageExercisePriceShareOptions" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsGranted" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_NumberOfWarrantsGranted" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsExercised" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsExercised"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_NumberOfWarrantsExercised" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsExpired" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsExpired"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_NumberOfWarrantsExpired" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfWarrantsOutstandingEnding" xlink:href="bitf-20231231.xsd#bitf_NumberOfWarrantsOutstandingEnding"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingWarrantsLineItems" xlink:to="bitf_NumberOfWarrantsOutstandingEnding" order="9" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCompanyCompletedaPrivatePlacementTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_GrossProceedsAmount" xlink:href="bitf-20231231.xsd#bitf_GrossProceedsAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_GrossProceedsAmount" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CommonSharesIssued" xlink:href="bitf-20231231.xsd#bitf_CommonSharesIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_CommonSharesIssued" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsIssued" xlink:href="bitf-20231231.xsd#bitf_WarrantsIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_WarrantsIssued" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantStrikePriceUSDinDollarsPerShare" xlink:href="bitf-20231231.xsd#bitf_WarrantStrikePriceUSDinDollarsPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_WarrantStrikePriceUSDinDollarsPerShare" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantLifeyears" xlink:href="bitf-20231231.xsd#bitf_WarrantLifeyears"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_WarrantLifeyears" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CommissionPaid" xlink:href="bitf-20231231.xsd#bitf_CommissionPaid"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_CommissionPaid" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsIssued" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_BrokerWarrantsIssued" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantStrikePriceUSDinDollarsPerShare" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantStrikePriceUSDinDollarsPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_BrokerWarrantStrikePriceUSDinDollarsPerShare" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantLifeyears" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantLifeyears"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCompanyCompletedAPrivatePlacementAbstract" xlink:to="bitf_BrokerWarrantLifeyears" order="8" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCarryingValuesandtheFairValueofAssetsandLiabilitiesTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialAssetsAtAmortizedCostAbstract" xlink:href="bitf-20231231.xsd#bitf_FinancialAssetsAtAmortizedCostAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="bitf_FinancialAssetsAtAmortizedCostAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialAssetsAtAmortizedCostAbstract" xlink:to="ifrs-full_CashAndCashEquivalents" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialAssetsAtAmortizedCostAbstract" xlink:to="ifrs-full_TradeReceivables" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherCurrentReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialAssetsAtAmortizedCostAbstract" xlink:to="ifrs-full_TradeAndOtherCurrentReceivables" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialAssetsAtFairValueThroughProfitAndLossAbstract" xlink:href="bitf-20231231.xsd#bitf_FinancialAssetsAtFairValueThroughProfitAndLossAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="bitf_FinancialAssetsAtFairValueThroughProfitAndLossAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DerivativeFinancialAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DerivativeFinancialAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialAssetsAtFairValueThroughProfitAndLossAbstract" xlink:to="ifrs-full_DerivativeFinancialAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialAssetsAtFairValueThroughOtherComprehensiveIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialAssetsAtFairValueThroughOtherComprehensiveIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="ifrs-full_FinancialAssetsAtFairValueThroughOtherComprehensiveIncome" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialLiabilitiesAtAmortizedCostAbstract" xlink:href="bitf-20231231.xsd#bitf_FinancialLiabilitiesAtAmortizedCostAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="bitf_FinancialLiabilitiesAtAmortizedCostAbstract" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentAccruedExpensesAndOtherCurrentLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentAccruedExpensesAndOtherCurrentLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialLiabilitiesAtAmortizedCostAbstract" xlink:to="ifrs-full_CurrentAccruedExpensesAndOtherCurrentLiabilities" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDebtAmount" xlink:href="bitf-20231231.xsd#bitf_LongtermDebtAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialLiabilitiesAtAmortizedCostAbstract" xlink:to="bitf_LongtermDebtAmount" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialLiabilitiesAtFairValueThroughProfitAndLossAbstract" xlink:href="bitf-20231231.xsd#bitf_FinancialLiabilitiesAtFairValueThroughProfitAndLossAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="bitf_FinancialLiabilitiesAtFairValueThroughProfitAndLossAbstract" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentDerivativeFinancialLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialLiabilitiesAtFairValueThroughProfitAndLossAbstract" xlink:to="ifrs-full_CurrentDerivativeFinancialLiabilities" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialLiabilitiesAtAmortisedCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialLiabilitiesAtAmortisedCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="ifrs-full_FinancialLiabilitiesAtAmortisedCost" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetCarryingAmountAndFairValue" xlink:href="bitf-20231231.xsd#bitf_NetCarryingAmountAndFairValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfCarryingValuesAndTheFairValueOfAssetsAndLiabilitiesAbstract" xlink:to="bitf_NetCarryingAmountAndFairValue" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofForeignCurrencyRiskTable">
    <loc xlink:type="locator" xlink:label="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:href="bitf-20231231.xsd#bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskTable" xlink:href="bitf-20231231.xsd#bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfRisksAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfRisksAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskTable" xlink:to="ifrs-full_TypesOfRisksAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfRisksMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfRisksMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TypesOfRisksAxis" xlink:to="ifrs-full_TypesOfRisksMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfRisksMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfRisksMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TypesOfRisksAxis" xlink:to="ifrs-full_TypesOfRisksMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrencyRiskMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrencyRiskMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_TypesOfRisksMember" xlink:to="ifrs-full_CurrencyRiskMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherCashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="ifrs-full_OtherCashAndCashEquivalents" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="ifrs-full_TradeAndOtherReceivables" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherPayables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="ifrs-full_TradeAndOtherPayables" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDebtAmount" xlink:href="bitf-20231231.xsd#bitf_LongtermDebtAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="bitf_LongtermDebtAmount" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ForeignCurrencyRisk" xlink:href="bitf-20231231.xsd#bitf_ForeignCurrencyRisk"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofForeignCurrencyRiskLineItems" xlink:to="bitf_ForeignCurrencyRisk" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable">
    <loc xlink:type="locator" xlink:label="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:href="bitf-20231231.xsd#bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_FinancialInstrumentsDetailsScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable" xlink:href="bitf-20231231.xsd#bitf_FinancialInstrumentsDetailsScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:to="bitf_FinancialInstrumentsDetailsScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_YearsOfInsuranceClaimAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_YearsOfInsuranceClaimAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_FinancialInstrumentsDetailsScheduleofContractualMaturitiesofFinancialLiabilitiesandLeaseLiabilitiesNonFinancialLiabilitiesTable" xlink:to="ifrs-full_YearsOfInsuranceClaimAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AllYearsOfInsuranceClaimMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_YearsOfInsuranceClaimAxis" xlink:to="ifrs-full_AllYearsOfInsuranceClaimMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AllYearsOfInsuranceClaimMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AllYearsOfInsuranceClaimMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_YearsOfInsuranceClaimAxis" xlink:to="ifrs-full_AllYearsOfInsuranceClaimMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YearOneMember" xlink:href="bitf-20231231.xsd#bitf_YearOneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:to="bitf_YearOneMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YearTwoMember" xlink:href="bitf-20231231.xsd#bitf_YearTwoMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:to="bitf_YearTwoMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YearThreeMember" xlink:href="bitf-20231231.xsd#bitf_YearThreeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:to="bitf_YearThreeMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_YearFourMember" xlink:href="bitf-20231231.xsd#bitf_YearFourMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:to="bitf_YearFourMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AfterFiveYearMember" xlink:href="bitf-20231231.xsd#bitf_AfterFiveYearMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_AllYearsOfInsuranceClaimMember" xlink:to="bitf_AfterFiveYearMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherPayables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:to="ifrs-full_OtherPayables" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDebt1" xlink:href="bitf-20231231.xsd#bitf_LongtermDebt1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:to="bitf_LongtermDebt1" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GrossLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GrossLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:to="ifrs-full_GrossLeaseLiabilities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherFinancialLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherFinancialLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ContractualMaturitiesOfFinancialLiabilitiesAndLeaseLiabilitiesNonFinancialLiabilitiesLineItems" xlink:to="ifrs-full_OtherFinancialLiabilities" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofBalanceswithRelatedPartiesTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfBalancesWithRelatedPartiesAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfBalancesWithRelatedPartiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:href="bitf-20231231.xsd#bitf_TradePayablesAndAccruedLiabilitiesAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfBalancesWithRelatedPartiesAbstract" xlink:to="bitf_TradePayablesAndAccruedLiabilitiesAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DirectorsRemunerationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DirectorsRemunerationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:to="ifrs-full_DirectorsRemunerationExpense" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:to="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BalancesPayableToRelatedParties" xlink:href="bitf-20231231.xsd#bitf_BalancesPayableToRelatedParties"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradePayablesAndAccruedLiabilitiesAbstract" xlink:to="bitf_BalancesPayableToRelatedParties" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable">
    <loc xlink:type="locator" xlink:label="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems" xlink:href="bitf-20231231.xsd#bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable" xlink:href="bitf-20231231.xsd#bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems" xlink:to="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SellingGeneralAndAdministrativeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SellingGeneralAndAdministrativeExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems" xlink:to="ifrs-full_SellingGeneralAndAdministrativeExpense" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinanceCosts" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinanceCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems" xlink:to="ifrs-full_FinanceCosts" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OperatingExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OperatingExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofConsolidatedStatementsofProfitorLossandComprehensiveProfitandLossLineItems" xlink:to="ifrs-full_OperatingExpense" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCompensationofKeyManagementandDirectorsTable">
    <loc xlink:type="locator" xlink:label="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:href="bitf-20231231.xsd#bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsTable" xlink:href="bitf-20231231.xsd#bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:to="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:to="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EmployeeBenefitsExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EmployeeBenefitsExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:to="ifrs-full_EmployeeBenefitsExpense" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:to="ifrs-full_KeyManagementPersonnelCompensationSharebasedPayment" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_KeyManagementPersonnelCompensation" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_KeyManagementPersonnelCompensation"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TransactionsandBalanceswithRelatedPartiesDetailsScheduleofCompensationofKeyManagementandDirectorsLineItems" xlink:to="ifrs-full_KeyManagementPersonnelCompensation" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofSignificantSubsidiariesTable">
    <loc xlink:type="locator" xlink:label="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:href="bitf-20231231.xsd#bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesTable" xlink:href="bitf-20231231.xsd#bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_StatementGeographicalAxis" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_StatementGeographicalAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesTable" xlink:to="srt_StatementGeographicalAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain_0" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneMember" xlink:href="bitf-20231231.xsd#bitf_BackboneMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_BackboneMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneArgentinaMember" xlink:href="bitf-20231231.xsd#bitf_BackboneArgentinaMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_BackboneArgentinaMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneParaguayMember" xlink:href="bitf-20231231.xsd#bitf_BackboneParaguayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_BackboneParaguayMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BackboneMiningMember" xlink:href="bitf-20231231.xsd#bitf_BackboneMiningMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_BackboneMiningMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OrionMember" xlink:href="bitf-20231231.xsd#bitf_OrionMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_OrionMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_VoltaMember" xlink:href="bitf-20231231.xsd#bitf_VoltaMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="bitf_VoltaMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SecurityType" xlink:href="bitf-20231231.xsd#bitf_SecurityType"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="bitf_SecurityType" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PrincipalPlaceOfBusiness" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PrincipalPlaceOfBusiness"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="ifrs-full_PrincipalPlaceOfBusiness" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PercenatageofSecurities" xlink:href="bitf-20231231.xsd#bitf_PercenatageofSecurities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="bitf_PercenatageofSecurities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EquityPercentage" xlink:href="bitf-20231231.xsd#bitf_EquityPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="bitf_EquityPercentage" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PercentageOfVotingEquityInterestsAcquired"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SubsidiariesDetailsScheduleofSignificantSubsidiariesLineItems" xlink:to="ifrs-full_PercentageOfVotingEquityInterestsAcquired" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofShareBasedPaymentExpenseRelatedtoStockOptionsandRestrictedStockUnitsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfShareBasedPaymentExpenseRelatedToStockOptionsAndRestrictedStockUnitsAbstract" xlink:to="ifrs-full_ExpenseFromEquitysettledSharebasedPaymentTransactionsInWhichGoodsOrServicesReceivedDidNotQualifyForRecognitionAsAssets" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofOutstandingStockOptionsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfOutstandingStockOptionsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfOutstandingShareOptions" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfOutstandingShareOptions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfOutstandingShareOptions" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfShareOptionsGrantedInSharebasedPaymentArrangement" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsGrantedInSharebasedPaymentArrangement2019" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfShareOptionsExercisedInSharebasedPaymentArrangement" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisedInSharebasedPaymentArrangement2019" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfShareOptionsForfeitedInSharebasedPaymentArrangement" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsForfeitedInSharebasedPaymentArrangement2019" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfCancelledInSharebasedPaymentsArrangement" xlink:href="bitf-20231231.xsd#bitf_NumberOfCancelledInSharebasedPaymentsArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="bitf_NumberOfCancelledInSharebasedPaymentsArrangement" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageCancelledShareOptions" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageCancelledShareOptions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="bitf_WeightedAverageCancelledShareOptions" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_NumberOfShareOptionsExpiredInSharebasedPaymentArrangement" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOutstandingStockOptionsAbstract" xlink:to="ifrs-full_WeightedAverageExercisePriceOfShareOptionsExpiredInSharebasedPaymentArrangement2019" order="13" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofOptionGrantsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfOptionGrantsLineItems" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfOptionGrantsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfOptionGrantsTable" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfOptionGrantsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="bitf_ScheduleOfOptionGrantsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ScheduleOfOptionGrantsTable" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BlackScholesModelMember" xlink:href="bitf-20231231.xsd#bitf_BlackScholesModelMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BlackScholesModelMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_ExpectedDividendAsPercentageShareOptionsGranted" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_DescriptionOfExpectedVolatilityShareOptionsGranted" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_DescriptionOfRiskFreeInterestRateShareOptionsGranted" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ExpectedLifeOfStockOptions" xlink:href="bitf-20231231.xsd#bitf_ExpectedLifeOfStockOptions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="bitf_ExpectedLifeOfStockOptions" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageSharePrice2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageSharePrice2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_WeightedAverageSharePrice2019" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ExercisePriceShareOptionsGranted2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ExercisePriceShareOptionsGranted2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_ExercisePriceShareOptionsGranted2019" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_FairValueOfOptionsPerShare" xlink:href="bitf-20231231.xsd#bitf_FairValueOfOptionsPerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="bitf_FairValueOfOptionsPerShare" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ShareBasedPaymentAwardAwardVestingPeriod" xlink:href="bitf-20231231.xsd#bitf_ShareBasedPaymentAwardAwardVestingPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="bitf_ShareBasedPaymentAwardAwardVestingPeriod" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfOptionGrantsLineItems" xlink:to="ifrs-full_NumberOfInstrumentsGrantedInSharebasedPaymentArrangement" order="9" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofRSUsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfRSUsAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfRSUsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfOutstandingShareRSU" xlink:href="bitf-20231231.xsd#bitf_NumberOfOutstandingShareRSU"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_NumberOfOutstandingShareRSU" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageGrantPriceRSU" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageGrantPriceRSU"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_WeightedAverageGrantPriceRSU" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement" xlink:href="bitf-20231231.xsd#bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GrantedWeightedAverageGrantPricesRSU" xlink:href="bitf-20231231.xsd#bitf_GrantedWeightedAverageGrantPricesRSU"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_GrantedWeightedAverageGrantPricesRSU" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfShareOptionsSettledNumberOfRSUs" xlink:href="bitf-20231231.xsd#bitf_NumberOfShareOptionsSettledNumberOfRSUs"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_NumberOfShareOptionsSettledNumberOfRSUs" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageSettledWeightedAverageGrantPrice" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageSettledWeightedAverageGrantPrice"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfRSUsAbstract" xlink:to="bitf_WeightedAverageSettledWeightedAverageGrantPrice" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofCostofRevenuesTable">
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesTable" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EnergyExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EnergyExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="ifrs-full_EnergyExpense" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationAndAmortisationExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationAndAmortisationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="ifrs-full_DepreciationAndAmortisationExpense" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchasesOfElectricalComponents" xlink:href="bitf-20231231.xsd#bitf_PurchasesOfElectricalComponents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="bitf_PurchasesOfElectricalComponents" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WagesAndSalaries" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WagesAndSalaries"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="ifrs-full_WagesAndSalaries" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CostOfSales" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CostOfSales"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofCostofRevenuesLineItems" xlink:to="ifrs-full_CostOfSales" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofGeneralandAdministrativeExpensesTable">
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesTable" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SalariesAndShareBasedPayment" xlink:href="bitf-20231231.xsd#bitf_SalariesAndShareBasedPayment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="bitf_SalariesAndShareBasedPayment" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ProfessionalServices" xlink:href="bitf-20231231.xsd#bitf_ProfessionalServices"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="bitf_ProfessionalServices" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InsuranceRevenueOtherAmounts" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InsuranceRevenueOtherAmounts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="ifrs-full_InsuranceRevenueOtherAmounts" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TravelExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TravelExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="ifrs-full_TravelExpense" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_HostingAndTelecommunications" xlink:href="bitf-20231231.xsd#bitf_HostingAndTelecommunications"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="bitf_HostingAndTelecommunications" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdvertisingExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdvertisingExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="ifrs-full_AdvertisingExpense" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalGeneralAndAdministrationExpense" xlink:href="bitf-20231231.xsd#bitf_TotalGeneralAndAdministrationExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofGeneralandAdministrativeExpensesLineItems" xlink:to="bitf_TotalGeneralAndAdministrationExpense" order="7" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofNetFinancialIncomeExpensesTable">
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesTable" xlink:href="bitf-20231231.xsd#bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesTable" xlink:to="ifrs-full_SegmentsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SegmentsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SegmentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_SegmentsAxis" xlink:to="ifrs-full_SegmentsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LossgainOnRevaluationOfWarrants" xlink:href="bitf-20231231.xsd#bitf_LossgainOnRevaluationOfWarrants"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_LossgainOnRevaluationOfWarrants" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GainOnDispositionOfMarketableSecurities" xlink:href="bitf-20231231.xsd#bitf_GainOnDispositionOfMarketableSecurities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_GainOnDispositionOfMarketableSecurities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GainOnExtinguishmentOfLongtermDebtAndLeaseLiabilities" xlink:href="bitf-20231231.xsd#bitf_GainOnExtinguishmentOfLongtermDebtAndLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_GainOnExtinguishmentOfLongtermDebtAndLeaseLiabilities" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForInterestIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForInterestIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_AdjustmentsForInterestIncome" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NetForeignExchangeLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NetForeignExchangeLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_NetForeignExchangeLoss" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InterestExpenseOnBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InterestExpenseOnBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_InterestExpenseOnBorrowings" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantIssuanceCosts" xlink:href="bitf-20231231.xsd#bitf_WarrantIssuanceCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_WarrantIssuanceCosts" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DiscountExpenseOnVATReceivable" xlink:href="bitf-20231231.xsd#bitf_DiscountExpenseOnVATReceivable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="bitf_DiscountExpenseOnVATReceivable" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_InterestExpenseOnLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_InterestExpenseOnLeaseLiabilities" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherFinanceIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherFinanceIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_OtherFinanceIncome" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinanceIncomeCost" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinanceIncomeCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetailsScheduleofNetFinancialIncomeExpensesLineItems" xlink:to="ifrs-full_FinanceIncomeCost" order="11" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofRevenuesTable">
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsScheduleofRevenuesLineItems" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsScheduleofRevenuesLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsScheduleofRevenuesTable" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsScheduleofRevenuesTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_GeographicalInformationDetailsScheduleofRevenuesLineItems" xlink:to="bitf_GeographicalInformationDetailsScheduleofRevenuesTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_StatementGeographicalAxis" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_StatementGeographicalAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_GeographicalInformationDetailsScheduleofRevenuesTable" xlink:to="srt_StatementGeographicalAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain_0" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_CA" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_CA"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_CA" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_US" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_US"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_US" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_AR" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_AR"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_AR" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_PY" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_PY"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_PY" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CostRevenue" xlink:href="bitf-20231231.xsd#bitf_CostRevenue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationDetailsScheduleofRevenuesLineItems" xlink:to="bitf_CostRevenue" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofPropertyPlantandEquipmentbyCountryTable">
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryLineItems" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryTable" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryLineItems" xlink:to="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_StatementGeographicalAxis" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_StatementGeographicalAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryTable" xlink:to="srt_StatementGeographicalAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="srt_SegmentGeographicalDomain_0" xlink:href="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd#srt_SegmentGeographicalDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="srt_StatementGeographicalAxis" xlink:to="srt_SegmentGeographicalDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_CA" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_CA"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_CA" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_US" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_US"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_US" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_AR" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_AR"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_AR" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="country_PY" xlink:href="https://xbrl.sec.gov/country/2023/country-2023.xsd#country_PY"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="srt_SegmentGeographicalDomain" xlink:to="country_PY" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantAndEquipments" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantAndEquipments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationDetailsScheduleofPropertyPlantandEquipmentbyCountryLineItems" xlink:to="bitf_PropertyPlantAndEquipments" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ScheduleofAdditionalDetailstotheStatementsofCashFlowsTable">
    <loc xlink:type="locator" xlink:label="bitf_ScheduleOfAdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:href="bitf-20231231.xsd#bitf_ScheduleOfAdditionalDetailsToTheStatementsOfCashFlowsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:href="bitf-20231231.xsd#bitf_ChangesInWorkingCapitalComponentsAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:to="bitf_ChangesInWorkingCapitalComponentsAbstract" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInOtherCurrentAssets" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DecreaseInDeposits" xlink:href="bitf-20231231.xsd#bitf_DecreaseInDeposits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="bitf_DecreaseInDeposits" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IncreasedecreaseInTaxesPayable" xlink:href="bitf-20231231.xsd#bitf_IncreasedecreaseInTaxesPayable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="bitf_IncreasedecreaseInTaxesPayable" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ChangesInWorkingCapitalComponentsAbstract" xlink:to="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SignificantNonCashTransactionsAbstract" xlink:href="bitf-20231231.xsd#bitf_SignificantNonCashTransactionsAbstract"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ScheduleOfAdditionalDetailsToTheStatementsOfCashFlowsAbstract" xlink:to="bitf_SignificantNonCashTransactionsAbstract" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IssuanceOfCommonSharesInConnectionWithAcquisitionsOfAssets" xlink:href="bitf-20231231.xsd#bitf_IssuanceOfCommonSharesInConnectionWithAcquisitionsOfAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantNonCashTransactionsAbstract" xlink:to="bitf_IssuanceOfCommonSharesInConnectionWithAcquisitionsOfAssets" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DepreciationRightofuseAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DepreciationRightofuseAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantNonCashTransactionsAbstract" xlink:to="ifrs-full_DepreciationRightofuseAssets" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchaseOfPropertyPlantAndEquipmentFinancedByShorttermCredit" xlink:href="bitf-20231231.xsd#bitf_PurchaseOfPropertyPlantAndEquipmentFinancedByShorttermCredit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantNonCashTransactionsAbstract" xlink:to="bitf_PurchaseOfPropertyPlantAndEquipmentFinancedByShorttermCredit" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantNonCashTransactionsAbstract" xlink:to="ifrs-full_OtherPropertyPlantAndEquipment" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantNonCashTransactionsAbstract" xlink:to="ifrs-full_DeferredTaxExpenseIncomeRelatingToOriginationAndReversalOfTemporaryDifferences" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LiquidityDetails">
    <loc xlink:type="locator" xlink:label="bitf_LiquidityAbstract" xlink:href="bitf-20231231.xsd#bitf_LiquidityAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_BitcoinIssuedDescription" xlink:href="bitf-20231231.xsd#bitf_BitcoinIssuedDescription"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LiquidityAbstract" xlink:to="bitf_BitcoinIssuedDescription" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/SignificantAccountingJudgmentsandEstimatesDetails">
    <loc xlink:type="locator" xlink:label="bitf_SignificantAccountingJudgmentsAndEstimatesAbstract" xlink:href="bitf-20231231.xsd#bitf_SignificantAccountingJudgmentsAndEstimatesAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DescriptionOfAcquisitionOfAssetsByAssumingDirectlyRelatedLiabilitiesOrByMeansOfLease" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DescriptionOfAcquisitionOfAssetsByAssumingDirectlyRelatedLiabilitiesOrByMeansOfLease"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantAccountingJudgmentsAndEstimatesAbstract" xlink:to="ifrs-full_DescriptionOfAcquisitionOfAssetsByAssumingDirectlyRelatedLiabilitiesOrByMeansOfLease" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseExceedsTerm" xlink:href="bitf-20231231.xsd#bitf_LeaseExceedsTerm"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SignificantAccountingJudgmentsAndEstimatesAbstract" xlink:to="bitf_LeaseExceedsTerm" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AcquisitionsofAssetsDetails">
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsofAssetsDetailsTable" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsofAssetsDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="bitf_AcquisitionsofAssetsDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BusinessCombinationsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BusinessCombinationsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AcquisitionsofAssetsDetailsTable" xlink:to="ifrs-full_BusinessCombinationsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForBusinessCombinationsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_BusinessCombinationsAxis" xlink:to="ifrs-full_EntitysTotalForBusinessCombinationsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForBusinessCombinationsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForBusinessCombinationsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_BusinessCombinationsAxis" xlink:to="ifrs-full_EntitysTotalForBusinessCombinationsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AcquisitionsOfAssetsInParaguayMember" xlink:href="bitf-20231231.xsd#bitf_AcquisitionsOfAssetsInParaguayMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForBusinessCombinationsMember" xlink:to="bitf_AcquisitionsOfAssetsInParaguayMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PercentageOfVotingEquityInterestsAcquired" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PercentageOfVotingEquityInterestsAcquired"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="ifrs-full_PercentageOfVotingEquityInterestsAcquired" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="ifrs-full_AcquisitiondateFairValueOfTotalConsiderationTransferred" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashTransferred" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashTransferred"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="ifrs-full_CashTransferred" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IssuedCapitalOrdinaryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IssuedCapitalOrdinaryShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="ifrs-full_IssuedCapitalOrdinaryShares" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BusinessCombinationCommonShares" xlink:href="bitf-20231231.xsd#bitf_BusinessCombinationCommonShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AcquisitionsofAssetsDetailsLineItems" xlink:to="bitf_BusinessCombinationCommonShares" order="5" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TradeReceivablesDetails">
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivablesDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_TradeReceivablesDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivablesDetailsTable" xlink:href="bitf-20231231.xsd#bitf_TradeReceivablesDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_TradeReceivablesDetailsLineItems" xlink:to="bitf_TradeReceivablesDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_TradeReceivablesDetailsTable" xlink:to="ifrs-full_RangeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TradeReceivableInTerms" xlink:href="bitf-20231231.xsd#bitf_TradeReceivableInTerms"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_TradeReceivablesDetailsLineItems" xlink:to="bitf_TradeReceivableInTerms" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DigitalAssetsDetails">
    <loc xlink:type="locator" xlink:label="bitf_DigitalAssetsAbstract" xlink:href="bitf-20231231.xsd#bitf_DigitalAssetsAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DigitalAssetsAbstract" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRevaluation" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherComponentsOfDeferredTaxExpenseIncome" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherComponentsOfDeferredTaxExpenseIncome"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DigitalAssetsAbstract" xlink:to="ifrs-full_OtherComponentsOfDeferredTaxExpenseIncome" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DerivativeAssetsandLiabilitiesDetails">
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsandLiabilitiesDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_DerivativeAssetsandLiabilitiesDetailsTable" xlink:href="bitf-20231231.xsd#bitf_DerivativeAssetsandLiabilitiesDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:to="bitf_DerivativeAssetsandLiabilitiesDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockAxis" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsTable" xlink:to="bitf_SaleOfStockAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockDomainDomain" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="bitf_SaleOfStockAxis" xlink:to="bitf_SaleOfStockDomainDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockDomainDomain_0" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="bitf_SaleOfStockAxis" xlink:to="bitf_SaleOfStockDomainDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PrivatePlacementsMember" xlink:href="bitf-20231231.xsd#bitf_PrivatePlacementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SaleOfStockDomainDomain" xlink:to="bitf_PrivatePlacementsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsIssued" xlink:href="bitf-20231231.xsd#bitf_WarrantsIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:to="bitf_WarrantsIssued" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BrokerWarrantsIssued" xlink:href="bitf-20231231.xsd#bitf_BrokerWarrantsIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:to="bitf_BrokerWarrantsIssued" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentWarrantLiability" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentWarrantLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:to="ifrs-full_CurrentWarrantLiability" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OtherLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OtherLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DerivativeAssetsandLiabilitiesDetailsLineItems" xlink:to="ifrs-full_OtherLiabilities" order="4" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetsHeldforSaleDetails">
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetsHeldforSaleDetailsTable" xlink:href="bitf-20231231.xsd#bitf_AssetsHeldforSaleDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="bitf_AssetsHeldforSaleDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AssetsHeldforSaleDetailsTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AntminerS9MinersMember" xlink:href="bitf-20231231.xsd#bitf_AntminerS9MinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_AntminerS9MinersMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember" xlink:href="bitf-20231231.xsd#bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_InnosiliconT2TCanaanAvalonA10AntminerT15AntminerS15MinersMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MicroBTWhatsminerM20SMinersMember" xlink:href="bitf-20231231.xsd#bitf_MicroBTWhatsminerM20SMinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_MicroBTWhatsminerM20SMinersMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MiningAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MiningAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="ifrs-full_MiningAssets" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromDisposalOfMiningAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromDisposalOfMiningAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="ifrs-full_ProceedsFromDisposalOfMiningAssets" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetProceedsLoss" xlink:href="bitf-20231231.xsd#bitf_NetProceedsLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="bitf_NetProceedsLoss" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="ifrs-full_ImpairmentLoss" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetProceedsGain" xlink:href="bitf-20231231.xsd#bitf_NetProceedsGain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="bitf_NetProceedsGain" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfMicroBTWhatsminerM20SMinersSold" xlink:href="bitf-20231231.xsd#bitf_NumberOfMicroBTWhatsminerM20SMinersSold"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="bitf_NumberOfMicroBTWhatsminerM20SMinersSold" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PurchaseOfMiningAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PurchaseOfMiningAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="ifrs-full_PurchaseOfMiningAssets" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetOfImpairmentCharge" xlink:href="bitf-20231231.xsd#bitf_NetOfImpairmentCharge"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetsHeldforSaleDetailsLineItems" xlink:to="bitf_NetOfImpairmentCharge" order="8" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ImpairmentDetails">
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_ImpairmentDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentDetailsTable" xlink:href="bitf-20231231.xsd#bitf_ImpairmentDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_ImpairmentDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ImpairmentDetailsTable" xlink:to="ifrs-full_RangeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentOfFinancialAssetsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ImpairmentDetailsTable" xlink:to="ifrs-full_ImpairmentOfFinancialAssetsAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:to="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ImpairmentOfFinancialAssetsAxis" xlink:to="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WashingtonCGUMember" xlink:href="bitf-20231231.xsd#bitf_WashingtonCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_WashingtonCGUMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ArgentinaCGUMember" xlink:href="bitf-20231231.xsd#bitf_ArgentinaCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ArgentinaCGUMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_QuebecCGUMember" xlink:href="bitf-20231231.xsd#bitf_QuebecCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_QuebecCGUMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ParaguayCGUMember" xlink:href="bitf-20231231.xsd#bitf_ParaguayCGUMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_ParaguayCGUMember" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SunisMineralMember" xlink:href="bitf-20231231.xsd#bitf_SunisMineralMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForImpairmentOfFinancialAssetsMember" xlink:to="bitf_SunisMineralMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DepositAmount" xlink:href="bitf-20231231.xsd#bitf_DepositAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_DepositAmount" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="ifrs-full_ShorttermDepositsClassifiedAsCashEquivalents" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EstimatedFinancialEffectOfContingentAssets" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EstimatedFinancialEffectOfContingentAssets"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="ifrs-full_EstimatedFinancialEffectOfContingentAssets" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FinancialAssetsThatAreIndividuallyDeterminedToBeImpairedFairValueOfCollateralHeldAndOtherCreditEnhancements" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FinancialAssetsThatAreIndividuallyDeterminedToBeImpairedFairValueOfCollateralHeldAndOtherCreditEnhancements"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="ifrs-full_FinancialAssetsThatAreIndividuallyDeterminedToBeImpairedFairValueOfCollateralHeldAndOtherCreditEnhancements" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ImpairmentLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ImpairmentLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="ifrs-full_ImpairmentLoss" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentCharge" xlink:href="bitf-20231231.xsd#bitf_ImpairmentCharge"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_ImpairmentCharge" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentChargeToGoodwill" xlink:href="bitf-20231231.xsd#bitf_ImpairmentChargeToGoodwill"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_ImpairmentChargeToGoodwill" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PurchaseAgreement" xlink:href="bitf-20231231.xsd#bitf_PurchaseAgreement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_PurchaseAgreement" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_depositsWereReversed" xlink:href="bitf-20231231.xsd#bitf_depositsWereReversed"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_depositsWereReversed" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentLossOnFinancialAsset" xlink:href="bitf-20231231.xsd#bitf_ImpairmentLossOnFinancialAsset"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ImpairmentDetailsLineItems" xlink:to="bitf_ImpairmentLossOnFinancialAsset" order="10" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/PropertyPlantandEquipmentDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantandEquipmentDetailsTable" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantandEquipmentDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="bitf_PropertyPlantandEquipmentDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_PropertyPlantandEquipmentDetailsTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_M20SMember" xlink:href="bitf-20231231.xsd#bitf_M20SMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_M20SMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_M30SMember" xlink:href="bitf-20231231.xsd#bitf_M30SMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_M30SMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_M31SMember" xlink:href="bitf-20231231.xsd#bitf_M31SMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_M31SMember" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_T3Member" xlink:href="bitf-20231231.xsd#bitf_T3Member"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_T3Member" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_T2TMinersMember" xlink:href="bitf-20231231.xsd#bitf_T2TMinersMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_T2TMinersMember" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_M31SNetBookMember" xlink:href="bitf-20231231.xsd#bitf_M31SNetBookMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_M31SNetBookMember" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CurrentInventoriesHeldForSale" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CurrentInventoriesHeldForSale"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="ifrs-full_CurrentInventoriesHeldForSale" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DecreaseThroughClassifiedAsHeldForSalePropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DecreaseThroughClassifiedAsHeldForSalePropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="ifrs-full_DecreaseThroughClassifiedAsHeldForSalePropertyPlantAndEquipment" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantAndEquipmentNetValue" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantAndEquipmentNetValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfPropertyPlantAndEquipmentLineItems" xlink:to="bitf_PropertyPlantAndEquipmentNetValue" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetails">
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsTable" xlink:href="bitf-20231231.xsd#bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsTable" xlink:to="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PropertyPlantAndEquipmentMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfPropertyPlantAndEquipmentAxis" xlink:to="ifrs-full_PropertyPlantAndEquipmentMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BVVEAndElectricalComponentsMember" xlink:href="bitf-20231231.xsd#bitf_BVVEAndElectricalComponentsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_PropertyPlantAndEquipmentMember" xlink:to="bitf_BVVEAndElectricalComponentsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_Deposit" xlink:href="bitf-20231231.xsd#bitf_Deposit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_Deposit" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BookValue" xlink:href="bitf-20231231.xsd#bitf_BookValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_BookValue" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImpairmentsOfBookValue" xlink:href="bitf-20231231.xsd#bitf_ImpairmentsOfBookValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_ImpairmentsOfBookValue" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DepositsForConstructionAmount" xlink:href="bitf-20231231.xsd#bitf_DepositsForConstructionAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_DepositsForConstructionAmount" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_Commitments" xlink:href="bitf-20231231.xsd#bitf_Commitments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_Commitments" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashTransferred" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashTransferred"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="ifrs-full_CashTransferred" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OutstandingCreditBalance" xlink:href="bitf-20231231.xsd#bitf_OutstandingCreditBalance"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_OutstandingCreditBalance" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfMiners" xlink:href="bitf-20231231.xsd#bitf_NumberOfMiners"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_NumberOfMiners" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalCost" xlink:href="bitf-20231231.xsd#bitf_TotalCost"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_TotalCost" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NonRefundableDeposit" xlink:href="bitf-20231231.xsd#bitf_NonRefundableDeposit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_NonRefundableDeposit" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalMiners" xlink:href="bitf-20231231.xsd#bitf_AdditionalMiners"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_AdditionalMiners" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_TotalHoldingFunds" xlink:href="bitf-20231231.xsd#bitf_TotalHoldingFunds"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_TotalHoldingFunds" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalNonRefundableDeposit" xlink:href="bitf-20231231.xsd#bitf_AdditionalNonRefundableDeposit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_AdditionalNonRefundableDeposit" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_remainingPaymentObligations" xlink:href="bitf-20231231.xsd#bitf_remainingPaymentObligations"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_remainingPaymentObligations" order="14" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ImportDuty" xlink:href="bitf-20231231.xsd#bitf_ImportDuty"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_ImportDuty" order="15" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CustomDuties" xlink:href="bitf-20231231.xsd#bitf_CustomDuties"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDepositsEquipmentPrepaymentsCommitmentsandOtherDetailsLineItems" xlink:to="bitf_CustomDuties" order="16" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LongTermDebtDetails">
    <loc xlink:type="locator" xlink:label="bitf_LongTermDebtDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_LongTermDebtDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LongTermDebtDetailsTable" xlink:href="bitf-20231231.xsd#bitf_LongTermDebtDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_LongTermDebtDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NonadjustingEventsAfterReportingPeriodAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LongTermDebtDetailsTable" xlink:to="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NonadjustingEventsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NonadjustingEventsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:to="ifrs-full_NonadjustingEventsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NonadjustingEventsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NonadjustingEventsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_NonadjustingEventsAfterReportingPeriodAxis" xlink:to="ifrs-full_NonadjustingEventsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BorrowingsByNameAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BorrowingsByNameAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LongTermDebtDetailsTable" xlink:to="ifrs-full_BorrowingsByNameAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BorrowingsByNameMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BorrowingsByNameMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_BorrowingsByNameAxis" xlink:to="ifrs-full_BorrowingsByNameMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BorrowingsByNameMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BorrowingsByNameMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_BorrowingsByNameAxis" xlink:to="ifrs-full_BorrowingsByNameMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_MajorOrdinaryShareTransactionsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_MajorOrdinaryShareTransactionsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NonadjustingEventsMember" xlink:to="ifrs-full_MajorOrdinaryShareTransactionsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SubsequentEventsMember" xlink:href="bitf-20231231.xsd#bitf_SubsequentEventsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_NonadjustingEventsMember" xlink:to="bitf_SubsequentEventsMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NYDIGLoanMember" xlink:href="bitf-20231231.xsd#bitf_NYDIGLoanMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_BorrowingsByNameMember" xlink:to="bitf_NYDIGLoanMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PrepaymentPenaltiesAmount" xlink:href="bitf-20231231.xsd#bitf_PrepaymentPenaltiesAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_PrepaymentPenaltiesAmount" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromCurrentBorrowings" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromCurrentBorrowings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="ifrs-full_ProceedsFromCurrentBorrowings" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GrossUnits" xlink:href="bitf-20231231.xsd#bitf_GrossUnits"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_GrossUnits" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetProceed" xlink:href="bitf-20231231.xsd#bitf_NetProceed"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_NetProceed" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProfessionalFeesExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProfessionalFeesExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="ifrs-full_ProfessionalFeesExpense" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LongtermDebtAmount" xlink:href="bitf-20231231.xsd#bitf_LongtermDebtAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_LongtermDebtAmount" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CashOnHand" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CashOnHand"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="ifrs-full_CashOnHand" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ExtinguishmentOfLongtermLossDebt" xlink:href="bitf-20231231.xsd#bitf_ExtinguishmentOfLongtermLossDebt"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_ExtinguishmentOfLongtermLossDebt" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfMiners" xlink:href="bitf-20231231.xsd#bitf_NumberOfMiners"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_NumberOfMiners" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CollateralMarketFairValue" xlink:href="bitf-20231231.xsd#bitf_CollateralMarketFairValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LongTermDebtDetailsLineItems" xlink:to="bitf_CollateralMarketFairValue" order="10" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/LeasesDetails">
    <loc xlink:type="locator" xlink:label="bitf_LeasesDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_LeasesDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_LeasesDetailsTable" xlink:href="bitf-20231231.xsd#bitf_LeasesDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_LeasesDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LeasesDetailsTable" xlink:to="ifrs-full_RangeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfAssetsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfAssetsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_LeasesDetailsTable" xlink:to="ifrs-full_ClassesOfAssetsAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfAssetsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfAssetsAxis" xlink:to="ifrs-full_ClassesOfAssetsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfAssetsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfAssetsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfAssetsAxis" xlink:to="ifrs-full_ClassesOfAssetsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseLiabilityMember" xlink:href="bitf-20231231.xsd#bitf_LeaseLiabilityMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_ClassesOfAssetsMember" xlink:to="bitf_LeaseLiabilityMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_LeaseLiabilities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_LeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="ifrs-full_LeaseLiabilities" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseAgreementInitialTerm" xlink:href="bitf-20231231.xsd#bitf_LeaseAgreementInitialTerm"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_LeaseAgreementInitialTerm" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseAgreementsAmount" xlink:href="bitf-20231231.xsd#bitf_LeaseAgreementsAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_LeaseAgreementsAmount" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ConsumerPricePercentage" xlink:href="bitf-20231231.xsd#bitf_ConsumerPricePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_ConsumerPricePercentage" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_LeaseActivity" xlink:href="bitf-20231231.xsd#bitf_LeaseActivity"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_LeaseActivity" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfMiningHardware" xlink:href="bitf-20231231.xsd#bitf_NumberOfMiningHardware"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_NumberOfMiningHardware" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PropertyPlantAndEquipmentNetValue" xlink:href="bitf-20231231.xsd#bitf_PropertyPlantAndEquipmentNetValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="bitf_PropertyPlantAndEquipmentNetValue" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ReversalOfImpairmentLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ReversalOfImpairmentLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_LeasesDetailsLineItems" xlink:to="ifrs-full_ReversalOfImpairmentLoss" order="9" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/IncomeTaxesDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncomeTaxesPaidRefundAbstract"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TaxRateEffectFromChangeInTaxRate" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TaxRateEffectFromChangeInTaxRate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_IncomeTaxesPaidRefundAbstract" xlink:to="ifrs-full_TaxRateEffectFromChangeInTaxRate" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AssetRetirementProvisionDetails">
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionLineItems" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetRetirementProvisionTable" xlink:href="bitf-20231231.xsd#bitf_AssetRetirementProvisionTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="bitf_AssetRetirementProvisionTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AssetRetirementProvisionTable" xlink:to="ifrs-full_RangeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RetirementProvisionAxis" xlink:href="bitf-20231231.xsd#bitf_RetirementProvisionAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_AssetRetirementProvisionTable" xlink:to="bitf_RetirementProvisionAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RetirementProvisionDomainDomain" xlink:href="bitf-20231231.xsd#bitf_RetirementProvisionDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="bitf_RetirementProvisionAxis" xlink:to="bitf_RetirementProvisionDomainDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RetirementProvisionDomainDomain_0" xlink:href="bitf-20231231.xsd#bitf_RetirementProvisionDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="bitf_RetirementProvisionAxis" xlink:to="bitf_RetirementProvisionDomainDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_DecreasePropertyPlantAndEquipmentMember" xlink:href="bitf-20231231.xsd#bitf_DecreasePropertyPlantAndEquipmentMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_RetirementProvisionDomainDomain" xlink:to="bitf_DecreasePropertyPlantAndEquipmentMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_UndiscountedOperatingLeasePaymentsToBeReceived" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_UndiscountedOperatingLeasePaymentsToBeReceived"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="ifrs-full_UndiscountedOperatingLeasePaymentsToBeReceived" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_DefinedBenefitObligationAtPresentValue" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DefinedBenefitObligationAtPresentValue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="ifrs-full_DefinedBenefitObligationAtPresentValue" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PercentageOfAnnualDiscountRates" xlink:href="bitf-20231231.xsd#bitf_PercentageOfAnnualDiscountRates"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="bitf_PercentageOfAnnualDiscountRates" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AssetsRetirementProvisions" xlink:href="bitf-20231231.xsd#bitf_AssetsRetirementProvisions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="bitf_AssetsRetirementProvisions" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="ifrs-full_IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainRecognisedInBargainPurchaseTransaction" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainRecognisedInBargainPurchaseTransaction"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_AssetRetirementProvisionLineItems" xlink:to="ifrs-full_GainRecognisedInBargainPurchaseTransaction" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareCapitalDetails">
    <loc xlink:type="locator" xlink:label="bitf_ShareCapitalDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_ShareCapitalDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ShareCapitalDetailsTable" xlink:href="bitf-20231231.xsd#bitf_ShareCapitalDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_ShareCapitalDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfShareCapitalAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfShareCapitalAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareCapitalDetailsTable" xlink:to="ifrs-full_ClassesOfShareCapitalAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfShareCapitalMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfShareCapitalMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ClassesOfShareCapitalAxis" xlink:to="ifrs-full_ClassesOfShareCapitalMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ClassesOfShareCapitalMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ClassesOfShareCapitalMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ClassesOfShareCapitalAxis" xlink:to="ifrs-full_ClassesOfShareCapitalMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockAxis" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareCapitalDetailsTable" xlink:to="bitf_SaleOfStockAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockDomainDomain" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="bitf_SaleOfStockAxis" xlink:to="bitf_SaleOfStockDomainDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SaleOfStockDomainDomain_0" xlink:href="bitf-20231231.xsd#bitf_SaleOfStockDomainDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="bitf_SaleOfStockAxis" xlink:to="bitf_SaleOfStockDomainDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfSharebasedPaymentArrangementsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareCapitalDetailsTable" xlink:to="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SharebasedPaymentArrangementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="ifrs-full_SharebasedPaymentArrangementsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SharebasedPaymentArrangementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="ifrs-full_SharebasedPaymentArrangementsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareCapitalDetailsTable" xlink:to="ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ValuationTechniquesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ValuationTechniquesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis" xlink:to="ifrs-full_ValuationTechniquesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ValuationTechniquesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ValuationTechniquesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_ValuationTechniquesUsedInFairValueMeasurementAxis" xlink:to="ifrs-full_ValuationTechniquesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MarketEquityProgramMember" xlink:href="bitf-20231231.xsd#bitf_MarketEquityProgramMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_ValuationTechniquesMember" xlink:to="bitf_MarketEquityProgramMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EmployeeStockOptionsMember" xlink:href="bitf-20231231.xsd#bitf_EmployeeStockOptionsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_SharebasedPaymentArrangementsMember" xlink:to="bitf_EmployeeStockOptionsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_OrdinarySharesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_OrdinarySharesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_ClassesOfShareCapitalMember" xlink:to="ifrs-full_OrdinarySharesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PrivatePlacementsMember" xlink:href="bitf-20231231.xsd#bitf_PrivatePlacementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_SaleOfStockDomainDomain" xlink:to="bitf_PrivatePlacementsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfSharesIssued" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfSharesIssued"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_NumberOfSharesIssued" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_NumberOfSharesOutstanding" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_NumberOfSharesOutstanding"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_NumberOfSharesOutstanding" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IssuanceOfWarrantsGranted" xlink:href="bitf-20231231.xsd#bitf_IssuanceOfWarrantsGranted"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_IssuanceOfWarrantsGranted" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_StrikePricePerShare" xlink:href="bitf-20231231.xsd#bitf_StrikePricePerShare"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_StrikePricePerShare" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SignificantTransactionContractualLife" xlink:href="bitf-20231231.xsd#bitf_SignificantTransactionContractualLife"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_SignificantTransactionContractualLife" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ExpectedAggregateProceeds" xlink:href="bitf-20231231.xsd#bitf_ExpectedAggregateProceeds"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_ExpectedAggregateProceeds" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_StockIssuedDuringPeriodSharesNewIssue" xlink:href="bitf-20231231.xsd#bitf_StockIssuedDuringPeriodSharesNewIssue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_StockIssuedDuringPeriodSharesNewIssue" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromIssueOfOrdinaryShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromIssueOfOrdinaryShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_ProceedsFromIssueOfOrdinaryShares" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageSharePrice2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageSharePrice2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_WeightedAverageSharePrice2019" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_FeeAndCommissionExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_FeeAndCommissionExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_FeeAndCommissionExpense" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BrokerageFeeExpense" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BrokerageFeeExpense"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_BrokerageFeeExpense" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OtherTransactionFees" xlink:href="bitf-20231231.xsd#bitf_OtherTransactionFees"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_OtherTransactionFees" order="14" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OtherTransactionCosts" xlink:href="bitf-20231231.xsd#bitf_OtherTransactionCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_OtherTransactionCosts" order="15" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_EmployeesExercisedStockOption" xlink:href="bitf-20231231.xsd#bitf_EmployeesExercisedStockOption"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_EmployeesExercisedStockOption" order="16" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsOutstanding" xlink:href="bitf-20231231.xsd#bitf_WarrantsOutstanding"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_WarrantsOutstanding" order="17" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ProceedsFromIssuingShares" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ProceedsFromIssuingShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="ifrs-full_ProceedsFromIssuingShares" order="18" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WarrantsOutstandings" xlink:href="bitf-20231231.xsd#bitf_WarrantsOutstandings"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_WarrantsOutstandings" order="19" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_CommonSharesProceeds" xlink:href="bitf-20231231.xsd#bitf_CommonSharesProceeds"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_CommonSharesProceeds" order="20" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OptionsToConvertDebt" xlink:href="bitf-20231231.xsd#bitf_OptionsToConvertDebt"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_OptionsToConvertDebt" order="21" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ConversionOfDebtIntoCommonShares" xlink:href="bitf-20231231.xsd#bitf_ConversionOfDebtIntoCommonShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_ConversionOfDebtIntoCommonShares" order="22" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_IssuanceOfCommonShares" xlink:href="bitf-20231231.xsd#bitf_IssuanceOfCommonShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_IssuanceOfCommonShares" order="23" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ProceedsFromCommonShares" xlink:href="bitf-20231231.xsd#bitf_ProceedsFromCommonShares"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_ProceedsFromCommonShares" order="24" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NetFinancialincomeExpenses" xlink:href="bitf-20231231.xsd#bitf_NetFinancialincomeExpenses"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_ShareCapitalDetailsLineItems" xlink:to="bitf_NetFinancialincomeExpenses" order="25" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/FinancialInstrumentsDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfFinancialInstrumentsAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_CurrencyIncreaseDecreasePercentage" xlink:href="bitf-20231231.xsd#bitf_CurrencyIncreaseDecreasePercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="bitf_CurrencyIncreaseDecreasePercentage" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_AccumulatedChangesInFairValueOfFinancialLiabilityAttributableToChangesInCreditRiskOfLiability" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_AccumulatedChangesInFairValueOfFinancialLiabilityAttributableToChangesInCreditRiskOfLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfFinancialInstrumentsAbstract" xlink:to="ifrs-full_AccumulatedChangesInFairValueOfFinancialLiabilityAttributableToChangesInCreditRiskOfLiability" order="1" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/TransactionsandBalanceswithRelatedPartiesDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_RentPayments" xlink:href="bitf-20231231.xsd#bitf_RentPayments"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="bitf_RentPayments" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OverallPaymentsPaid" xlink:href="bitf-20231231.xsd#bitf_OverallPaymentsPaid"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="bitf_OverallPaymentsPaid" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TradeAndOtherPayablesToTradeSuppliers" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TradeAndOtherPayablesToTradeSuppliers"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="ifrs-full_TradeAndOtherPayablesToTradeSuppliers" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_ConsultingFees" xlink:href="bitf-20231231.xsd#bitf_ConsultingFees"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTransactionsBetweenRelatedPartiesAbstract" xlink:to="bitf_ConsultingFees" order="3" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/NetEarningsLossPerShareDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_EarningsPerShareAbstract" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EarningsPerShareAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalPotentiallyDilutiveSecurities" xlink:href="bitf-20231231.xsd#bitf_AdditionalPotentiallyDilutiveSecurities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EarningsPerShareAbstract" xlink:to="bitf_AdditionalPotentiallyDilutiveSecurities" order="0" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/ShareBasedPaymentsDetails">
    <loc xlink:type="locator" xlink:label="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_ShareBasedPaymentsDetailsTable" xlink:href="bitf-20231231.xsd#bitf_ShareBasedPaymentsDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_ShareBasedPaymentsDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TypesOfSharebasedPaymentArrangementsAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareBasedPaymentsDetailsTable" xlink:to="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SharebasedPaymentArrangementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="ifrs-full_SharebasedPaymentArrangementsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_SharebasedPaymentArrangementsMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_SharebasedPaymentArrangementsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_TypesOfSharebasedPaymentArrangementsAxis" xlink:to="ifrs-full_SharebasedPaymentArrangementsMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_CategoriesOfRelatedPartiesAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_ShareBasedPaymentsDetailsTable" xlink:to="ifrs-full_CategoriesOfRelatedPartiesAxis" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_EntitysTotalForRelatedPartiesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_EntitysTotalForRelatedPartiesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_CategoriesOfRelatedPartiesAxis" xlink:to="ifrs-full_EntitysTotalForRelatedPartiesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_ShareOptionsMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_ShareOptionsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_SharebasedPaymentArrangementsMember" xlink:to="ifrs-full_ShareOptionsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_BoardOfDirectorsMember" xlink:href="bitf-20231231.xsd#bitf_BoardOfDirectorsMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_EntitysTotalForRelatedPartiesMember" xlink:to="bitf_BoardOfDirectorsMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfExercisableShareOptionsExercisable" xlink:href="bitf-20231231.xsd#bitf_NumberOfExercisableShareOptionsExercisable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_NumberOfExercisableShareOptionsExercisable" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_UnrecognizedShareBasedPaymentExpenseAccelerated" xlink:href="bitf-20231231.xsd#bitf_UnrecognizedShareBasedPaymentExpenseAccelerated"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_UnrecognizedShareBasedPaymentExpenseAccelerated" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodNetOfForfeitures" xlink:href="bitf-20231231.xsd#bitf_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodNetOfForfeitures"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsGrantsInPeriodNetOfForfeitures" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OptionsIssuedToExercisableExercisedPeriod" xlink:href="bitf-20231231.xsd#bitf_OptionsIssuedToExercisableExercisedPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_OptionsIssuedToExercisableExercisedPeriod" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions" xlink:href="bitf-20231231.xsd#bitf_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement" xlink:href="bitf-20231231.xsd#bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_NumberOfShareRSUGrantedInSharebasedPaymentArrangement" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_VestGrantPercentage" xlink:href="bitf-20231231.xsd#bitf_VestGrantPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_VestGrantPercentage" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_AdditionalVestGrantPercentage" xlink:href="bitf-20231231.xsd#bitf_AdditionalVestGrantPercentage"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_AdditionalVestGrantPercentage" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_RestrictedStockUnitsGrantPerUnit" xlink:href="bitf-20231231.xsd#bitf_RestrictedStockUnitsGrantPerUnit"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_DisclosureOfTermsAndConditionsOfSharebasedPaymentArrangementLineItems" xlink:to="bitf_RestrictedStockUnitsGrantPerUnit" order="10" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/AdditionalDetailstotheStatementofProfitorLossandComprehensiveProfitorLossDetails">
    <loc xlink:type="locator" xlink:label="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:href="bitf-20231231.xsd#bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract"/>
    <loc xlink:type="locator" xlink:label="bitf_ShortTermDebtOutstandingAmount" xlink:href="bitf-20231231.xsd#bitf_ShortTermDebtOutstandingAmount"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_ShortTermDebtOutstandingAmount" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PaymentsForDebtIssueCosts" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PaymentsForDebtIssueCosts"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="ifrs-full_PaymentsForDebtIssueCosts" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_OutstandingLeaseLiability" xlink:href="bitf-20231231.xsd#bitf_OutstandingLeaseLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_OutstandingLeaseLiability" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_PaymentsOfLeaseLiability" xlink:href="bitf-20231231.xsd#bitf_PaymentsOfLeaseLiability"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_PaymentsOfLeaseLiability" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_GainOnExtinguishmentOfLeaseLiabilities" xlink:href="bitf-20231231.xsd#bitf_GainOnExtinguishmentOfLeaseLiabilities"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="bitf_GainOnExtinguishmentOfLeaseLiabilities" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RefundsProvision" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RefundsProvision"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_DisclosureOfAdditionalDetailsToTheStatementOfProfitOrLossAndComprehensiveProfitOrLossExplantoryAbstract" xlink:to="ifrs-full_RefundsProvision" order="6" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/GeographicalInformationDetails">
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsLineItems" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsLineItems"/>
    <loc xlink:type="locator" xlink:label="bitf_GeographicalInformationDetailsTable" xlink:href="bitf-20231231.xsd#bitf_GeographicalInformationDetailsTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="bitf_GeographicalInformationDetailsLineItems" xlink:to="bitf_GeographicalInformationDetailsTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangeAxis" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="bitf_GeographicalInformationDetailsTable" xlink:to="ifrs-full_RangeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_RangesMember_0" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_RangesMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="ifrs-full_RangeAxis" xlink:to="ifrs-full_RangesMember_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_BottomOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_BottomOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_BottomOfRangeMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_TopOfRangeMember" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_TopOfRangeMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ifrs-full_RangesMember" xlink:to="ifrs-full_TopOfRangeMember" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="bitf_MaterialReportableSegment" xlink:href="bitf-20231231.xsd#bitf_MaterialReportableSegment"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationDetailsLineItems" xlink:to="bitf_MaterialReportableSegment" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="ifrs-full_PercentageOfEntitysRevenue" xlink:href="https://xbrl.ifrs.org/taxonomy/2023-03-23/full_ifrs/full_ifrs-cor_2023-03-23.xsd#ifrs-full_PercentageOfEntitysRevenue"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="bitf_GeographicalInformationDetailsLineItems" xlink:to="ifrs-full_PercentageOfEntitysRevenue" order="2" xbrldt:closed="true"/>
  </definitionLink>
  <definitionLink xlink:type="extended" xlink:role="http://www.bitf.com/role/DocumentAndEntityInformation">
    <loc xlink:type="locator" xlink:label="dei_DocumentInformationLineItems" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentInformationLineItems"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentInformationTable" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentInformationTable"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentInformationTable" order="0" xbrldt:contextElement="segment" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressesAddressTypeAxis" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressesAddressTypeAxis"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="dei_DocumentInformationTable" xlink:to="dei_EntityAddressesAddressTypeAxis" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AddressTypeDomain" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AddressTypeDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_EntityAddressesAddressTypeAxis" xlink:to="dei_AddressTypeDomain" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AddressTypeDomain_0" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AddressTypeDomain"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_EntityAddressesAddressTypeAxis" xlink:to="dei_AddressTypeDomain_0" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_BusinessContactMember" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_BusinessContactMember"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_AddressTypeDomain" xlink:to="dei_BusinessContactMember" order="0" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityRegistrantName" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityRegistrantName"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityRegistrantName" order="1" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_TradingSymbol" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_TradingSymbol"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_TradingSymbol" order="2" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentType" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentType"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentType" order="3" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_CurrentFiscalYearEndDate" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CurrentFiscalYearEndDate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_CurrentFiscalYearEndDate" order="4" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityCommonStockSharesOutstanding" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCommonStockSharesOutstanding" order="5" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AmendmentFlag" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AmendmentFlag"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AmendmentFlag" order="6" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityCentralIndexKey" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCentralIndexKey"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCentralIndexKey" order="7" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityCurrentReportingStatus" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCurrentReportingStatus"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCurrentReportingStatus" order="8" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentPeriodEndDate" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentPeriodEndDate"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentPeriodEndDate" order="9" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentFiscalYearFocus" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentFiscalYearFocus"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentFiscalYearFocus" order="10" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentFiscalPeriodFocus" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentFiscalPeriodFocus"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentFiscalPeriodFocus" order="11" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityEmergingGrowthCompany" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityEmergingGrowthCompany"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityEmergingGrowthCompany" order="12" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityExTransitionPeriod" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityExTransitionPeriod"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityExTransitionPeriod" order="13" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_IcfrAuditorAttestationFlag" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_IcfrAuditorAttestationFlag"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_IcfrAuditorAttestationFlag" order="14" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentRegistrationStatement" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentRegistrationStatement"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentRegistrationStatement" order="15" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentAnnualReport" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentAnnualReport"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentAnnualReport" order="16" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityFileNumber" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityFileNumber"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityFileNumber" order="17" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AuditorLocation" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AuditorLocation"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AuditorLocation" order="18" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityIncorporationStateCountryCode"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityIncorporationStateCountryCode" order="19" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressAddressLine1" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressAddressLine1"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressAddressLine1" order="20" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressAddressLine2" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressAddressLine2"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressAddressLine2" order="21" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressCityOrTown" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressCityOrTown"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressCityOrTown" order="22" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressStateOrProvince" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressStateOrProvince"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressStateOrProvince" order="23" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityAddressPostalZipCode" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityAddressPostalZipCode"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressPostalZipCode" order="24" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_CityAreaCode" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_CityAreaCode"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_CityAreaCode" order="25" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_LocalPhoneNumber" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_LocalPhoneNumber"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_LocalPhoneNumber" order="26" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_ContactPersonnelName" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_ContactPersonnelName"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_ContactPersonnelName" order="27" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_Security12bTitle" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_Security12bTitle"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_Security12bTitle" order="28" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_SecurityExchangeName" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_SecurityExchangeName"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_SecurityExchangeName" order="29" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AnnualInformationForm" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AnnualInformationForm"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AnnualInformationForm" order="30" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AuditedAnnualFinancialStatements" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AuditedAnnualFinancialStatements"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AuditedAnnualFinancialStatements" order="31" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_EntityInteractiveDataCurrent" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityInteractiveDataCurrent"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityInteractiveDataCurrent" order="32" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentFinStmtErrorCorrectionFlag" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentFinStmtErrorCorrectionFlag"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentFinStmtErrorCorrectionFlag" order="33" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_DocumentFinStmtRestatementRecoveryAnalysisFlag" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_DocumentFinStmtRestatementRecoveryAnalysisFlag"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentFinStmtRestatementRecoveryAnalysisFlag" order="34" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AuditorName" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AuditorName"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AuditorName" order="35" xbrldt:closed="true"/>
    <loc xlink:type="locator" xlink:label="dei_AuditorFirmId" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_AuditorFirmId"/>
    <definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AuditorFirmId" order="36" xbrldt:closed="true"/>
  </definitionLink>
</linkbase>
