lick the rock

To do crystal meth.

Charly was very geeked after he licked the rock.

by Matthew Pryce January 20, 2004

licking the rock

doing hardcore drugs such as coccaine, meth, etc.

Grace: Wow, Sadie's been acting crazy lately.
Hannah: I agree. Do you think she's been licking the rock?
Grace: Definitely.

by DJ_HDizzle May 4, 2015