When a man wearing a strap on is pegging another man while the dude getting pegged reaches back between his legs and jerks off the guy with the strap on... to completion.
1.(n) - a foul place, particularly one of ill repute. For example; Los Angeles, or that shit-hole town in Mississippi where your car always breaks down when you're going to marti-gras. See butt-fuck, nowhere.
The anus effecr is very powerful and possibly deadly. Basically, Anus is a skanky ass dwag whose an essayfucker and has a new disability every day. These creatures are very easily triggered so make sure to chop their ears off b4 u open ur blowhole.
Possum: Is that the emo anus everyones been talkin abt
Possum wife: OH NO ITS THE ANUS EFFECT, WE ALL GON BE A CRUSTY ASS FURRIES RUNNNN
A shitty yet still constantly used phrase developed by audio wizards who use sfm to make funny videos where random things happen and people either die or something really stupid happens. The character who utters painus in the anus is preferably soldier but if enough effort is put into it the other characters of the game tf2 can be made to say it in the Source Film Maker program on steam.