/ Dictionary / Index T twill: Meaning and Definition of Find definitions for: twill Pronunciation: (twil), [key] — n. a fabric constructed in twill weave. a garment, as a suit or trousers, of this fabric. See —v.t. to weave in the manner of a twill. to weave in twill construction. 'twill Pronunciation: (twil), [key] a contraction of it will. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: twill (Thesaurus) twilit twill weave Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language