- (in the plural) Sheets of tin or other plate which run below the gauge.
- One who tags.
- (computing) A program that adds tags for purposes of categorization, e.g. to a music collection.
- That which is pointed like a tag.
- (computing theory) A component of a parser that tags words.
- A device for removing taglocks from sheep.
- A person who writes graffiti using his or her tag.