An identifying label attached to the toe of a deceased person, especially in a morgue.

(agriculture) A tag attached to the ear of an animal (usually a farm animal) to identify ownership.

(UK, derogatory, slang) A tattoo on a woman's lower back.

plural of tag line

Alternative form of skin tag

tag team wrestling

(networking) In the HTTP protocol, an identifier assigned to a version of a resource, such that if the resource’s content changes, it is given a new identity tag.

present participle of ear-tag

(agriculture) to attach an ear tag to the ear of an animal.

simple past tense and past participle of ear-tag