Source : Webster's Revised Unabridged Dictionary (1913)

Malt \Malt\, v. t. [imp. & p. p. {Malted}: p. pr. & vb. n.
   {Malting}.]
   To make into malt; as, to malt barley.

Source : WordNet®

malted
     n : a milkshake made with malt powder [syn: {malt}, {malted milk}]