/ Dictionary / Index B barbu: Meaning and Definition of Find definitions for: bar•bu Pronunciation: (bär-b'), [key] — n. a threadfin, Polydactylus virginicus, inhabiting western Atlantic coastal waters. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: barbu (Thesaurus) bar-b-que Barbuda Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language