/ Dictionary / Index T topless: Meaning and Definition of Find definitions for: top•less Pronunciation: (top'lis), [key] — adj. lacking a top: a topless bathing suit. nude above the waist or hips: topless dancers. featuring entertainers, waitresses, etc., who are nude above the waist or hips: a topless bar. extremely high: a topless mountain. without a peer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: topless (Thesaurus) topknot top-level Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language