/ Dictionary / Index D duteous: Meaning and Definition of Find definitions for: du•te•ous Pronunciation: (d'tē-us, dy'-), [key] — adj. dutiful; obedient. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: duteous (Thesaurus) Dutch wife dutiable Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language