/ Dictionary / Index B bowser bag: Meaning and Definition of Find definitions for: bow'ser bag" Pronunciation: (bou'zur), [key] — Informal. Informal. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bowser Bowser boat Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language