When a man is standing at a toilet, ready to piss, and then the urine comes out so fast and violently that the penis recoils like a gun and you spray all over the back of the seat.
Johnny: Dude, I just took a leak and I had some major penis recoil.
Nathan: Damnit man! You better have wiped the toilet seat down!
Nathan: Damnit man! You better have wiped the toilet seat down!
by hertel3k January 13, 2010
occurs durring a strong male orgasm. the point when you ejaculate and as the prostate pumps, causes a retraction of the tendon attached to your penis forcing vertical motion similer to that of a hand gun.
by Spyro1509 December 13, 2010