A car trick, done by setting the car in neutral then allowing for the car to roll ahead or down a hill, while the driver walks along side the car to give an impression of a ghost driving the car, without letting it get out of control of course.
Juliet: My ovaries are sore from Riding the Ghost Whip last night....
Sara: Did Nathan come over, Was it that good?
Juliet: The white monster whipped me real good!!!!
Sara: I need me some of that whip!