/ Dictionary / Index T trailboard: Meaning and Definition of Find definitions for: trail•board Pronunciation: (trāl'bôrd", -bōrd"), [key] — n. Naut. an ornamented board extending on each side of the bow of a vessel from a figurehead or the like to abaft the hawse. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. trailblazer trail boss Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language