/ Dictionary / Index B brio: Meaning and Definition of Find definitions for: bri•o Pronunciation: (brē'ōIt.brē'ô), [key] — n. vigor; vivacity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: brio (Thesaurus) briny brioche Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language