tag

noun

1. A small label.
2. A skin tag, an excrescence of skin.
3. A dangling lock of sheep's wool, matted with dung; a dung tag.
4. Any slight appendage, as to an article of dress; something slight hanging loosely.
5. A metallic binding, tube, or point, at the end of a string, or lace, to stiffen it.
6. Any short peptide sequence artificially attached to proteins mostly in order to help purify, solubilize or visualize these proteins.
7. Something mean and paltry; the rabble, originally refer to rag as torn cloth.
8. The last line (or last two lines) of a song's chorus that is repeated to indicate the end of the song.
9. The last scene of a TV program, often focusing on the program's subplot.
10. The end, or catchword, of an actor's speech; cue.
11. An attribution in narrated dialogue (eg, "he said") or attributed words (e.g. "he thought").
12. A piece of markup representing an element in a markup language.
13. A keyword, term, or phrase associated with or assigned to data, media, and/or information enabling keyword-based classification; often used to categorize content.
14. A vehicle number plate; a medal bearing identification data (animals, soldiers).
15. A person's name.
16. A game, especially for children on playgrounds, in which one player (known as "it") attempts to touch another, who then becomes "it"; any similar game of chasing and trying to reach, touch, shoot, or label other players.
17. An instance of touching the baserunner with the ball or the ball in a gloved hand to rule him "out."
18. Signature.
19. Graffiti in the form of a stylized signature particular to the artist.
20. A type of cardboard.