1) The Invisi-brake is an imaginary device normally used by passengers to stop a vehicle when the driver apparently seems not to be trying.

2) An imaginary invisibrake allows any passenger to avoid (or induce) a panic-stop regardless of the driver's actual intent.

3) invisi-brake, Invisibrake; device allowing any occupant other than the driver to affect stoppage of a vehicle already in motion.
As they sped toward the intersection, she wondered if he saw the red light and instinctively pressed hard on the invisibrake.

Hey, I'm not such a bad driver, get off that Invisi-brake! I have it under control.

I drive fast and loose so my wife is constantly slamming on the invisi-brake. Screaming is not allowed.
by Hank McCoy August 7, 2006
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