Clever saying that Fozzy Bear delivers after telling one of his sensational jokes. The closing exclamation point to one of his hilarities.
Fozzy: "What do you call a cow with no legs? Give up? Ground beef! Wacca wacca!"
by Karl March 14, 2004
the act of having sex with your arcade style Pacman and/or Ms. Pacman machine
Jason always wacca wacca's
by jason niggaaaaaaaaaa please paki jew ass bawls chuck norris July 15, 2006