A card is generally a small flat object, typically made from heavy paper or plastic. Many types include:
- Business card, a card containing contact information for a person or business
- Credit card, a plastic card for buying things on credit
- Debit card, a plastic card for buying things using money in a bank account
- Expansion card, a device attached generally inside a computer, that provides added functionality, such as a graphics card or a sound card
- Greeting card, usually folded paper that is mailed or given to a relative, friend, or associate to express a message of greeting, appreciation, or some other sentiment
- Health card, a token to be used as patient data card (PDC) or health professional card (HPC)
- ID card, an identity document
- Index card, a card for creating and organizing notes in a stack, usually for a research project
- Penalty card for rule violations in Lacrosse and football (soccer)
- Playing card, a card, typically made of laminated paper, used for playing games
- Postcard, a card used for sending messages in the mail without use of an envelope
- Punch card, an obsolete method for storing data
- Smart card, a plastic card containing a computer chip (also known as a Key Card)
- Trading card, a card used for trading or collecting, or for use in a collectible card game
- Value card, a self-help device listing behavior changes the bearer wants to make
Non-physical analogues of physical cards:
- E-card, an electronic version of a greeting card or postcard
- Test card, also known as a test pattern, a television test signal, typically broadcast at times when the transmitter is active, but no programmes are being broadcast
Card may also refer to:
See also: