tagger

IPA: tˈægɝ

One who or that which tags.
The player who tries to catch others in the game of tag.
A person who writes graffiti using a specific mark
(computing theory) A program or algorithm that adds tags for purposes of categorization, e.g. grammatical information to words in a document, or genres to songs in a music collection.
A device for removing taglocks from sheep.
That which is pointed like a tag.
(slang) The penis.
(in the plural) Sheets of tin or other plate which run below the gauge.

Examples of "tagger" in Sentences

I sure hope I didn't miss a "tagger"... just drop me a line if I did!
A new version of the MusicBrainz tagger is available for download (win32 version).
Police said they believe they know the identity of the "tagger" and are investigating.
(Wikipedia suggests that "tagger" is a derogatory term, directed at Filipinos, although I think that's a stretch.
Ive heard people saying you need to use a 'tagger' on the encoded. mp4 file - I've tried this but it doesnt make any difference.
The 'tagger' is none other than Alis Hawkins, known to regular visitors as the author of the recent Macmillan New Writing title Testament.
I’m not saying every tagger is a budding Basquiat, but on the list of issues deserving a front-page crusade, graffiti ranks about as high as McGin’s “schlumpy” grooming habits.