1. 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
   "tik abuse has become a serious problem in many communities";
   - methamphetamine, methamphetamine hydrochloride, Methedrine, meth [informal], deoxyephedrine, chalk [informal], crank [informal], glass [informal], ice [informal], shabu [Asia, informal], trash [informal], crystal meth, crystal [informal]

Type of: amphetamine, controlled substance, pep pill [informal], speed [informal], upper [informal]

Encyclopedia: Tik