Urban Dictionary: Slam dump

2.	Slam dump
	The immediate release of poop as soon as you sit on the toilet after holding it in for a while or after eating too much. Just like a slam dunk, only done with the ass. Having to take a shit real bad I went to go eat with a friend the other day. When we go back to the dorm he scurried to the bathroom, taking small but quick steps. Seconds after he shut the door I heard him shout "slam dump!" buy slam dump mugs & shirts poop shit bathroom slam dump emergency by Dr_Girafales Apr 20, 2011 add a video
1.	slam dump
	To defecate inside another human being's anus. I got you Sharon! Right in there! SLAM DUMP! Last night Steven took it upon himself to slam dump inside me. It was pleasant. buy slam dump mugs & shirts poopoo train dr.monopoly gondola monster iverson shaq attack by Bruce Fidler Nov 5, 2007 add a video
3.	slam dump
	when you have to take a dump really bad and you get to the toilet and you start to shit before you even sit down, but you still make it Mike: OH SHIT! i think im running to a SLAM DUMP buy slam dump mugs & shirts shit explosive diahrea bomb dump deuce by shailah Feb 20, 2007 add a video