A fork of Rural Dictionary
To be reported by the other nine players in a game of five-versus-five, for example in League of Legends. In order for an x9 to occur, a request has to be made in All chat.
Support (Janna): ashe toxic af and went afk, x9 pls
It's a Brazilian slang to define someone who is a whistleblower. It stems from American comic books, initially published in newspaper strips in 1934.
bro, he gave you to the police, he's the biggest x9 i know