WordReference Random House Unabridged Dictionary of American English © 2026
dog′ tag′,
- a small disk or strip attached to a dog's harness or collar stating owner, home, etc.
- MilitarySee identification tag.
- Informal Terms
- any tag for a suitcase, camera, or other personal possession with the owner's name or address.
- a tag or card with a person's name or affiliation, worn at conventions, large meetings, etc.
- 1915–20