A fork of Rural Dictionary
you suck, you're wrong, definitely not right/correct, more specifically used when Imron says ANYthing in math class...
"The answer is 5x-2...."-Imron
"Boooooooo"-Class
The noise made by Big J that made Scary Jerry shit his pants.
Holy crap, Big J just scared the shit out of Jerry with that “Boooooooo”!