/ Dictionary / Index B bayo: Meaning and Definition of Find definitions for: bay•o Pronunciation: (bā'ō), [key] — pl. bay•os. a pinto or chili bean. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bay lynx Bay of Pigs 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