badiddle

Game in which a person hits the roof and calls out "badiddle" when a car with one headlight is out, when one calls out correctly, all the other members in car of the opposite sex must remove one article of clothing

When you’re driving in the dark and you see a car with only one working headlight, you hit the top of the car and say “badiddle”.

When you crack someone else's hand when they aren't paying attention.

When a car headlight is out

And someone shouts out badiddle