/ Dictionary / Index B bombast: Meaning and Definition of Find definitions for: bom•bast Pronunciation: (bom'bast), [key] — n. speech too pompous for an occasion; pretentious words. cotton or other material used to stuff garments; padding. —adj. bombastic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bombast (Thesaurus) bombasine bombastic Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language