/ Dictionary / Index H hackbut: Meaning and Definition of Find definitions for: hack•but Pronunciation: (hak'but), [key] — n. harquebus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hackbut (Thesaurus) hack board Hackensack Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language