/ Dictionary / Index U undoubted: Meaning and Definition of Find definitions for: un•doubt•ed Pronunciation: (un-dou'tid), [key] — adj. not called in question; accepted as beyond doubt; undisputed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. undouble undrape 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