Pronunciation: (bit'urz), [key]
—n. (used with a pl. v.)
1. 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. a liquid, usually alcoholic, impregnated with a bitter medicine, as gentian or quassia, used to increase the appetite or as a tonic.
b. bitter medicinal substances in general, as quinine.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.