when you are receiving head from a female just before you bust a nut, slam her head down on your cock and make the jizz come out of her nose. This causes a walrus type movement.
D-Car: Yo son, that was a crazy party nigga!
Mat: hell yeah meng, I got head from that crazy bitch!
D-Car: Fo rizzeal? Do anything crazy?
Mat: Damn right, floppy walrus'd that bitch.
D-Car: You my friend, are a straight up gangsta ass nigga.