by allevarkanis January 08, 2018
The act of masturbating over an extended period of time, usually an hour, in which you simulate multiple sexual positions to increase your stamina.
Carter hadn't slept with anyone in a while, so when he though he might get lucky, he did a training run to get himself ready.
by donthinkso May 11, 2013
by vindex parsley April 09, 2011
by Dr. Sandman July 11, 2009
Think of an actual train - one goes over the tracks, and then another. Now, say these trains were friends of some asshole, and the tracks were... you get the idea.
by babette January 01, 2004
by bloddyazzcheese February 14, 2009
To call your friends to preform various unforgivable acts of a sexual nature on one female in rapid succession.
by un4gvable1 March 11, 2008