A pork roast is when a chick takes it from a dude (anally or vaginally), and at the same time she sucks another dude off. Similar to sticking two stakes into a pig at opposite ends and roasting it over an open flame.
syn. finger cuffs
"So this guy I knew was railing this chick on the couch in the living room and his buddy came up and wipped out his dong and said, 'so, what are you gonna do about this?' and she started sucking him off." - example
The act of two men having sex at the same time with a hideously ugly woman. A variation of a threesome, it only becomes a pork roast if the girl is a complete munter. Often, the ritual of a Pork Roast is ended by throwing the girl's jeans out of the window, completing her humiliation.
"I slipped it up her arse while she sucked my mate off... afterwards we got rid of her by chucking her jeans out the window. Man that was a pork roast I'll never forget."