a small piece of stiff paper that is marked with symbols or pictures to show its value, comes in a set, and is used for playing games (such as poker) —called also playing card
a game played with a deck of cards : a card game
—used figuratively to refer to something that gives you an advantage when you are trying to make a deal or reach an agreement
a vehicle that has four wheels and an engine and that is used for carrying passengers on roads —often used before another noun —called also (US) automobile