/ Dictionary / Index T tag end: Meaning and Definition of Find definitions for: tag' end' Pronunciation: [key] the last or final part of something: They came in at the tag end of the performance. a random scrap, fragment, or remnant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tag day taggant Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language