a move in chess that defies all normal rules. it can happen whenever, wherever. But only to people that do not use chess timers with names on the back.
"Woah, Rebecca, what did you do?"
"I did a Butterfly Jump, AKSHAY. i rape you at this game... cheater."
"I did a Butterfly Jump, AKSHAY. i rape you at this game... cheater."
by Akshay R February 13, 2009