/ Dictionary / Index B Bowser boat: Meaning and Definition of Find definitions for: Bow'ser boat" Pronunciation: (bou'sur, -zur), [key] — Trademark. Trademark. a small boat having gasoline tanks for refueling seaplanes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bowser bag bow shock 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