Top Definition
The act of diving/jumping into a pool, only to painfully hit the water stomach-first, often creating a loud crack noise and an even bigger splash. Somehow, every person present will notice if you do one.
"Ooh! That bellywhacker had to hurt!"
#belly #whacker #bellywhacker #pool #dive #jump #stomach #tummy
by Alex7 May 15, 2007
Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.