/ Dictionary / Index D Douglas SBD: Meaning and Definition of Find definitions for: Douglas SBD Pronunciation: [key] dauntless (def. 2). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Douglass Doukhobor Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language