'Malt liquor' definitions:

Definition of 'malt liquor'

noun

A lager of high alcohol content; by law it is considered too alcoholic to be sold as lager or beer [syn: malt, malt liquor]

From: GCIDE

Malt \Malt\, a. Relating to, containing, or made with, malt. [1913 Webster]
Malt liquor, an alcoholic liquor, as beer, ale, porter, etc., prepared by fermenting an infusion of malt.
Malt dust, fine particles of malt, or of the grain used in making malt; -- used as a fertilizer. " Malt dust consists chiefly of the infant radicle separated from the grain." --Sir H. Davy.
Malt floor, a floor for drying malt.
Malt house, or Malthouse, a house in which malt is made.
Malt kiln, a heated chamber for drying malt. [1913 Webster]

From: GCIDE