Prison bottom surprise

The act of soiling oneself while in prison to avoid becoming a cellmates sexual toy.

John went to jail, but he managed not to get raped by giving them the old prison bottom surprise.

by CookiePanda September 1, 2010

prison bottomed

An abused rectum that has been subject of excessive poundings. Possibly by more than one person at a time.

"Hey, I got a date with that barista!"

"Yo dude, I heard she's prison bottomed"

by Tizzletator April 13, 2016