card1

noun

• 1a piece of thick, stiff paper or thin pasteboard, in particular one used for writing or printing on:some notes jotted down on a card
• a piece of thick paper printed with a picture and used to send a message or greeting:a birthday card
• a small rectangular piece of thick paper with a person’s name and other details printed on it for purposes of identification, for example a business card.

• 2a small rectangular piece of plastic issued by a bank, containing personal data in a machine-readable form and used chiefly to obtain cash or credit.
• a small rectangular piece of plastic containing machine-readable data, used for paying for a telephone call or gaining entry to a room.

• 3a playing card:a deck of cards
• (cards) a game played with playing cards.

• 4 Computingshort for expansion card.

• 5 informal a person regarded as odd or amusing:He laughed, “You’re a card, you know.”

• 6a program of events at a racetrack.
• a record of scores in a sporting event; a scorecard.

verb

• 1write (something) on a card, especially for indexing.

• 2North American check the identity card of (someone), in particular as evidence of legal drinking age.

• 3 informal (in golf and other sports) score (a certain number of points on a scorecard):he carded 68 in the final round
• (of the referee in soccer and some other sports) show a yellow or red card to (a player who is being cautioned or sent off):Reid, seconds after being carded, broke down the left wing a Mac flanker was carded and sent to the sin bin in the first half