liquor \liq"uor\ li^k"~er, n. oe. licour, licur, of.
   licur, f. liqueur, fr. l. liquor, fr. liquere to be liquid.
   see liquid, and cf. liqueur.
   1. any liquid substance, as water, milk, blood, sap, juice,
      or the like.
      1913 webster

   2. specifically, alcoholic or spirituous fluid, either
      distilled or fermented, as brandy, wine, whisky, beer,
      etc.
      1913 webster

   3. pharm. a solution of a medicinal substance in water; --
      distinguished from tincture and aqua.
      1913 webster

   note: the u. s. pharmacopoeia includes, in this class of
         preparations, all aqueous solutions without sugar, in
         which the substance acted on is wholly soluble in
         water, excluding those in which the dissolved matter is
         gaseous or very volatile, as in the aquae or waters.
         --u. s. disp.
         1913 webster

   labarraque's liquor old chem., a solution of an alkaline
      hypochlorite, as sodium hypochlorite, used in bleaching
      and as a disinfectant.

   liquor of flints, or liquor silicum old chem., soluble
      glass; -- so called because formerly made from powdered
      flints. see soluble glass, under glass.

   liquor of libavius. old chem. see fuming liquor of
      libavius, under fuming.

   liquor sanguinis sa^n"gwi^ni^s, physiol., the
      blood plasma.

   liquor thief, a tube for taking samples of liquor from a
      cask through the bung hole.

   to be in liquor, to be intoxicated.
      1913 webster
see also:
liquid liqueur tincture aqua labarraque's liquor liquor of flints 
liquor silicum soluble glass glass liquor of libavius fuming liquor of libavius 
fuming liquor sanguinis liquor thief to be in liquor