Is when you do anal to your partner and bust your chocolate'd member over their splayed body. The member ejaculating the creamy goodness is in essence stinky and acts as either a rifle or a machine gun.
Guy1: You hit it yet?

Guy2: Yeah, I hit it. I gave her the stink rifle to boot. She's into that kinky type shiz.
by Dan Pomeroy March 29, 2010
Get the Stink Rifle mug.