bagolbagol

Etymology
.

Noun

 * 1)  the cranium, skull
 * 2) a game where two opposing players, usually girls, take turns attempting to hit the other player's flip-flop
 * 1) a game where two opposing players, usually girls, take turns attempting to hit the other player's flip-flop

Usage notes

 * As the game progresses, hitting the opponent's slipper is made difficult by requiring the player to perform tasks including carrying the slipper towards the opponent's slipper using only one leg, balancing the slipper in the head while walking towards the target slipper or doing a backbend to hit the target slipper.