WordNet (r) 3.0 (2006):

chicken feed
    n 1: dry mash for poultry [syn: chicken feed, scratch]
    2: an amphetamine derivative (trade name Methedrine) used in the
       form of a crystalline hydrochloride; used as a stimulant to
       the nervous system and as an appetite suppressant [syn:
       methamphetamine, methamphetamine hydrochloride,
       Methedrine, meth, deoxyephedrine, chalk, chicken
       feed, crank, glass, ice, shabu, trash]