The American Heritage® Dictionary of the English Language, 4th Edition
n. An amine derivative of amphetamine, C10H15N, used in the form of its crystalline hydrochloride as a central nervous system stimulant, both medically and illicitly.
n. A highly addictive phenethylamine stimulant drug, similar to cocaine. Its systematic (UIPAC) name is (S)-N-methyl-1-phenylpropan-2-amine.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. 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
Word Usage
"In the glove compartment, there was a-- what they described as a methamphetamine/marijuana pipe."