(US) An optional national identity card and travel document, the size of a credit card, issued by the United States federal government.

plural of passport card

A card that has to be filled up when entering Singapore from Malaysia through the Johor-Singapore Causeway

A card that allows the bearer discounts for certain products

(India, philately) A reduced-rate post card, with advertising on the address side used to subsidize the postage cost.

plural of Meghdoot card

plural of HTV card

Abbreviation of how-to-vote card.

(obsolete) A social event, sometimes organized regularly, at which guests play card games.

(chiefly Britain) A card game somewhat like a simplified form of poker, and one of poker's several ancestors