1 definition by fubarpdx

BK

Methylone, bk-mdma- "molly", any other cathinone someone tries too pass off as something else.

A term

"Hey, jimmy i got some Molly".
"Jimmy puts on Reagent is really cathinones"

"hey wanna buy some BK" Is really 4-MEC.

by fubarpdx January 2, 2014