/ Dictionary / Index B bow thruster: Meaning and Definition of Find definitions for: bow' thrust"er Pronunciation: (bou), [key] a propeller located in a ship's bow to provide added maneuverability, as when docking. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bowtel bow tie 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