- a small disk or strip attached to a dog's harness or collar stating owner, home, etc.
- identification tag.
- 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.
Origin of dog tag
First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- US slang a military personal-identification disc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012