|1.||high-way leap frog|
When a car passes you and slows down you pass them, they then get on your bumper until you pull over and they pass you, only to slow down for you to pass them again. Wash. Rinse. Repeat
John: I was driving to the mall yesterday and some guy kept passing me, then slowing down, then passing me again.
Mike: I hate playing high-way leap frog, especially late night.