/ Dictionary / Index U unchaste: Meaning and Definition of Find definitions for: un•chaste Pronunciation: (un-chāst'), [key] — adj. not chaste; not virtuous; not pure: an unchaste woman. characterized by sexual suggestiveness, transgression, or excess; lascivious; bawdy: an unchaste exhibition. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unchaste (Thesaurus) unchartered unchic Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language