person: zack why are you teeth so brown  zack: i did a brownie passover with stephanie and it wasn't pretty
the act of one person defecating into another's mouth and that person placing the shit into anothers anus and so on
"person: zack why are you teeth so brown  zack: i did a brownie passover with stephanie and it wasn't pretty" What is the definition of "brownie passover"?