/ Dictionary / Index B bonsoir*: Meaning and Definition of Find definitions for: bon•soir Pronunciation: (bôn-swar'), [key] — interj. French. good evening; good night. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bonsai bonspiel Related Content Daily Word Quiz: candor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language