/ Dictionary / Index B bister: Meaning and Definition of Find definitions for: bis•ter Pronunciation: (bis'tur), [key] — n. bistre. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bister (Thesaurus) bistate bistort Related Content Daily Word Quiz: supine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language