/ Dictionary / Index D dutiful: Meaning and Definition of Find definitions for: du•ti•ful Pronunciation: (d'tu-ful, dy'-), [key] — adj. performing the duties expected or required of one; characterized by doing one's duty: a dutiful citizen; a dutiful child. required by duty; proceeding from or expressive of a sense of duty: dutiful attention. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dutiful (Thesaurus) dutiable duty Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language