From Longman Business Dictionarypass something through something phrasal verb [transitive] if money passes through a bank account or someone passes it through the account, it is put in the account for only a short time before being moved to another account. Sometimes this is done as a way of hiding where money comes fromEvidence suggests that $400 million in drug money passed through the country’s financial institutions last year. → pass→ See Verb tablepass-throughˈpass-through noun [countable, uncountable]1American EnglishFINANCE an arrangement where payments on particular home loans are sent by the lender to a financial institution that has sold MORTGAGE-BACKED SECURITIES based on these loans. Mortgage-backed securities are bonds where interest payments on loans are used to pay interest to investors who have bought the bonds, and to repay the bonds when they MATURE (=reach the time when they must be repaid)$200 million ofmortgage pass-through certificates (=bonds) was underwritten by Shearson Lehman Hutton Inc.2COMMERCEECONOMICSthe act of increasing prices because costs have increasedSYNpass-along AmEthe price pass-through for gasoline