by Guilloteenie August 19, 2013

A term coined by the rap group, The Finnaticz, thun thun simply means "Ecstacy" or "X" as it is commonly known.
by Spoononymous August 19, 2013

A slang term for Ecstacy (MDMA) commonly used in the San Francisco Bay area of the United States. However, the slang term has become widely popular by the song "Don't Drop That Thun Thun" by Finatticz.
A: "You better not drop that thun thun."
B: "But, if I drop it, I can just pick it up, grab a bad bitch, and head to the cut!"
B: "But, if I drop it, I can just pick it up, grab a bad bitch, and head to the cut!"
by CuppyCakes August 19, 2013

by rekitralf August 19, 2013

by phatboiibuckshot July 16, 2018

Charlie: hey Jimmy, look at the way that girl moves!
Jimmy: She better be careful though, make sure she don't drop that thun thun.
Jimmy: She better be careful though, make sure she don't drop that thun thun.
by Lord_OK August 20, 2013

by BiggieTalls September 03, 2013
