/ Dictionary / Index T tail end: Meaning and Definition of Find definitions for: tail' end' Pronunciation: [key] the hinder or rear part of anything. the concluding or final part or section; tag end: the tail end of a lecture. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. tailed frog tail fan Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language