methamphetamine(redirected from Crystal meths)
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methamphetamine(mĕth'ămfĕt`əmēn): see amphetamineamphetamine
, any one of a group of drugs that are powerful central nervous system stimulants. Amphetamines have stimulating effects opposite to the effects of depressants such as alcohol, narcotics, and barbiturates.
..... Click the link for more information. ; methedrinemethedrine
, drug of the amphetamine group. Also known as methamphetamine, it is used as a stimulant.
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