/ Dictionary / Index D dull-witted: Meaning and Definition of Find definitions for: dull-wit•ted Pronunciation: (dul'wit'id), [key] — adj. mentally slow; stupid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dullsville dulocracy Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language