/ Dictionary / Index B bitters: Meaning and Definition of Find definitions for: bit•ters Pronunciation: (bit'urz), [key] — n. (used with a pl. v.) a liquid, often an alcoholic liquor, in which bitter herbs or roots have steeped, used as a flavoring, esp. in mixed drinks, or as a tonic. a liquid, usually alcoholic, impregnated with a bitter medicine, as gentian or quassia, used to increase the appetite or as a tonic. bitter medicinal substances in general, as quinine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: bitters (Thesaurus) bitter rot bittersweet Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language