/ Dictionary / Index B bolillo: Meaning and Definition of Find definitions for: bo•lil•lo Pronunciation: (bu-lē'ō Sp. bô-lē'yô), [key] — pl. -lil•los a crusty hard roll with a soft center. a sandwich made with this roll. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. bolide Bolingbroke 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