v. to engage in the act of inverting someone's colon through anal sex. Meaning to engage in anal sex so vigorously that the colon begins to expel from the sphincter.
n. The exposed colon of a person who has been subjected to a great deal of anal sex.
"Man, I was going so hard on this chick that I made her peruna. It looked like a purple pineapple"
"Dude, her peruna made me shiver in fear. The Millennium Falcon would not have escaped it."