The Slide hammer

When a man masturbates so forcefully while recieveng oral sex that the party giving oral gets punched in the face repeatedly, ususally causing nose/ faceial bone structure damage

"wow dude that chicks face is a mess"

"yea dude we were on pcp and she was sucking my dick last night and i gave her the slide hammer."

"damn, son, you fucked that jaunt up, g! your legit!""