1 definition by Xer0X
A triple stack is an Ecstasy tablet that is supposedly 3 layers of mdma, or 3x as much mdma in one tablet. As said by Erowid, triple stacks are usually no different and used as a marketing gimmick by dealers. E, triple stack or not, is usually about 10-30 dollars in pricing.
by Xer0X October 16, 2006