Noun
mephedrone (uncountable)
The recreational drug 4-methylmethcathinone, related to cathinone.
Synonyms: meow, (slang) miaow
The court also heard police found 1.7 kilos of heroin and 2.4 kilos of cocaine at the property as well as quantities of crack cocaine, MDMA, Cannabis, Ketamine, Mephedrone, and Diazepam. Source: Internet