/ Dictionary / Index A arquebusier: Meaning and Definition of Find definitions for: ar•que•bus•ier Pronunciation: (är"kwu-bu-sēr', -ku-), [key] — n. harquebusier. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arquebus arr. Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language