/ Dictionary / Index B breathless: Meaning and Definition of Find definitions for: breath•less Pronunciation: (breth'lis), [key] — adj. without breath or breathing with difficulty; gasping; panting: We were breathless after the steep climb. with the breath held, as in suspense, astonishment, fear, or the like: breathless listeners of the mystery story. causing loss of breath, as from excitement, anticipation, or tension: a breathless ride. dead; lifeless. motionless or still, as air without a breeze: a breathless summer day. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: breathless (Thesaurus) breathing space breathtaking Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language