1 definition by tersh

To shout in absolute disbelief, while wearing faded tight blue 80's jeans, a white singlet with a look of shock on your face.
e.g ...jump... back...
In the great 80's hit Footloose Kevin Bacon says;
Jump back! This guy doesn’t know a dance from a dipstick!”

by tersh August 31, 2006
Get the jump back! mug.