Hugh MacMaster has a penis so large, he has to use a custom made condom. when entering other countries he has to declare his penis as a weapon of mass destruction, currently enlisted in the army his penis is regarded as a nuclear bomb as when he spurts semen entire cities can be leveled by the sheer torrent of the semen.
Al Queada runs at the sheer terror caused by the massive shlong of Hugh Macmaster
When you masturbate to a porno within a porno.
For example, when you are watching a porno and suddenly realize that the porno that the characters in the porno are watching is hotter than the porno that they themselves are doing.
Creeper 1: Dude, did you watch Ass Adventure IV yet?
Creeper 2: Yeah, but I don't remember anything from it. I ended up doing some metamasturbation when the girlfriend put on that video in the living room to get herself in the mood.