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.
by Alex7 June 1, 2007
Get the bellywhackermug. A phrase coined by Colin Lane in an episode of 'The Adventures of Lano and Woodley'. Used to describe the biggest bellywhacker imaginable.
"Oooh! It is the MESSIAH of bellywhackers!"
by Alex7 June 1, 2007
Get the the messiah of bellywhackersmug.