1 definition by quirky sally

1
An exclamation of rejoice from the early 1990s. Usually uttered by teenagers wearing neon colors. Brought to popularity by the ever-so-famous Teenage Mutant Ninja Turtles.
Leonardo: The pizza just got here!
Michaelangelo: COWABUNGA dude!
by quirky sally October 12, 2003
Get the mug
Get a cowabunga mug for your guy Bob.