1. noun incomprehensible outcry, aggressive tones. Most notably used by Mel Gibson in the South Park season 8 episode "The Passion".
"Kerpla! Kerpla!
by paintbox October 26, 2009
A positive verbal agreement to a statement. This is seen in 1 episode of south park that features Mel Gibson, and in Team America World Police.
by Levi Heizer October 18, 2005