/ Dictionary / Index B Bourbonnais: Meaning and Definition of Find definitions for: Bour•bon•nais Pronunciation: (boor"bō-nā', bur-bō'nis), [key] — n. a town in NE Illinois. 13,280. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bourbonism bourbon rose Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language