This sexual act is performed by a group of 10 or more midgets. This act requires one to lay on his back while the others began to pile on filling any hole they can find. Typically done at orgies to entertain orgy goes of normal heights.
Rick: Well Dan I tell ya you should have been at the orgy last night. we had a midget stack as entertainment
Dan: well shit I wish I was there now
Dan: well shit I wish I was there now
by Mr.Diddler March 7, 2019

by theereal January 23, 2021

by cmax3000 December 27, 2011

by GreatRyeBread December 3, 2014

by shelby_18 May 17, 2009

A slang term for male masturbation. When the hand motions of cup stacking are simulated the relationship between cup stacking and masturbating is fairly evident.
by Backhand Cup Stacking Champ October 12, 2009

When three men each have a third (1/3) of an erection, and combine their efforts to achieve one (1) full erection.
Damn Girl! My friend and I think you're kind of fine. When our buddy-who sort of agrees-gets here, we'll be Stacking Thirds to Folsom Prison.
by Dogstar Reeves July 22, 2010
