The term was created by J.K. Rowling.
It is pretty fucking efficient in times of danger or just needing to hurry your shit right up.
Harry: I'm a what?
Hagrid: You're a fucking wizard, Harry.
Harry: A whhhhaat?
Hagrid: YOU'RE A FUCKING WIZARD HARRY NOW IF YOU DONT TAKE MY HAND AND DISAPPARATE WITH ME I WILL PERSONALLY SHOVE YOUR NOSE INTO YOUR BUTT.
Harry: A what?!