/ Dictionary / Index W windless: Meaning and Definition of Find definitions for: wind•less Pronunciation: (wind'lis), [key] — adj. without wind; calm: a windless summer afternoon. out of breath. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: windless (Thesaurus) windle windlestraw Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language