/ Dictionary / Index A arc-boutant*: Meaning and Definition of Find definitions for: arc-bou•tant Pronunciation: (ark-b-tän'), [key] — pl. arcs-bou•tants See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arc-back arc cos Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language