An expression used to encourage a man that is having sex with a woman to be more forceful with his thrusting.
Stop being such a pansy, and slam it! slam it!
by GT 'Ho Jo forever' June 11, 2004
1 more definition
the order to ram an enormous object into your ass after you piss someone off that lives in kentucky.
You dumb fuckin prick, SLAM IT!!!!
by crocface February 21, 2009