Green’s Dictionary of Slang

slick superspeed n.

[ety. unknown; ? its effects]

(drugs) methcathinone.

2001		ONDCP Street Terms 🌐 Slick superspeed Methcathinone.
2002		‘Drug Sl. Vault’ on Erowid.org 🌐 Slick superspeed Methcathinone.