A small card printed or inscribed with a person's or couple's name and (often) address or other contact details, used esp. for presenting to social…

In plural. The documents carried by a ship indicating ownership, nationality, destination, etc. (more fully ship's papers); (also) documents…

A document of authorization; a document confirming one's identity.

(a) a tag attached to a dog's collar, typically giving its name and owner's address; (b) slang (originally U.S.) a soldier's identification tag.

= identification disc n.; also figurative.

Documentary or symbolic means of proving one's identity or credentials; something such as a passport, driving licence, health card, disc, badge…

a disc carried or worn by a person (usually one in the armed forces), giving his or her name and other details as a means of identification.

= identification disc n. at identification, n. compounds 2.

Military slang (chiefly Australian and U.S.). An identity disc.

a document of authorization and identification carried by police officer.

An identity card; a document which gives personal particulars.

Identification; esp. documentation such as a passport, driving license, etc., which establishes the holder's identity.

a card carrying the holder's photograph, name, date of birth, and other personal details, serving as official proof of their identity.

In South Africa: = passbook, n. 3. Cf. pass, n.4 7e. Now historical.