B1a small, rectangular piece of card or plastic, often with your signature, photograph, or other information proving who you are, which allows you to do something, such as make a payment, get money from a bank, or enter a particular place: I don't have any cash - can I put this on(= pay using) my (credit/charge) card?A lot of shops won't accept cheques unless you have a cheque card with you.The bank's closed now, but I can get some money out with my (cash) card.I don't have any change for the phone but I do have a (phone) card, if that's of any use.You usually have to show your (membership) card at the door.→ See alsophone card, railcard, scorecardForms of money and methods of payment