From Longman Business Dictionaryfungiblefun‧gi‧ble /ˈfʌndʒəbəl/ adjective1COMPUTINGfungible things can be exchanged for another amount of the same thing, or used instead of another thingExternal PC and Mac modems are generally fungible, swapping them usually requires new cables.2FINANCE if one amount of money, bonds, shares etc is fungible with another, they are of the same type and can exchanged for each other, and treated in exactly the same wayfungible withThe inability to offer securities within the US that are genuinely fungible with the same securities offered elsewhere limits the opportunities available to issuers.The $10 billion it seeks to borrow isn’t earmarked for particular projects. But, as any banker or borrower knows, money is fungible.