From Longman Dictionary of Contemporary Englishaffinity cardafˈfinity ˌcard noun [countable] a type of credit card, where an amount of money is given by the credit card company to a charity every time the card is usedFrom Longman Business Dictionaryaffinity cardafˈfinity cardBANKING a CREDIT CARD where a certain amount of money is given by the credit card company to a CHARITY every time the card is used → card
