/ Dictionary / Index D Dunbarton: Meaning and Definition of Find definitions for: Dun•bar•ton Pronunciation: (dun-bär'tn), [key] — n. Dumbarton (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Dunbar Duncan Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language