bully-rook
A bully-rook is basically a old ass way of saying some is your homie or your best friend dating all the way back to mideval times, it can also be used in the context of a person or a group of people being childish or disruptive.
"Hey do you need help fixing your produce stand? I have a bully-rook by the name of Arthur who can help you out across the road!"
"Look out for those bully-rooks over there... They're always causing trouble in town you would want to get mixed up in their infantile rubbish"
"Look out for those bully-rooks over there... They're always causing trouble in town you would want to get mixed up in their infantile rubbish"