Definition of: liquor

(lik′ər) noun
1. Any alcoholic or intoxicating liquid; especially, one that is distilled.
2. One of various solutions; specifically, an aqueous solution of a non–volatile substance: distinguished from a sirup, infusion, or decoction.
3. A liquid of any sort, as blood, milk, etc.
—v.t.
1. To treat with liquor (def. 2).
2. Slang To supply or ply with alcoholic liquor: often with up.
—v.i.
3. Slang To drink alcoholic liquor, especially in quantity: usually with up. [<OF licor, licur <L liquor. Doublet of LIQUEUR.]