Derived from an episode of Pokemon "The Pi-kahuna" Commonly known as "Tengen Toppa Humunga Dunga"
Humunga Dunga is a wave that comes once every 20 years and has only been successfully surfed by Jan The Surfer, and Victor The Surfer with his Pikachu, Puuka.

Humunga Dunga became famous because of a video stream of Pokemon episodes from Thevidyaspy AKA Tuxedo Mask.
"Hey guys, what's up."

"Watching Tengen Toppa Humunga Dunga"
"What's that?"
"HUMUNGA DUNGA. Hey, you can do it too."
"Weirdo."
by Dubblemuffin August 10, 2009
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Kevin Rowland: "hi Oli, would you like to borrow my dungarees?"

Oli: "No thanks, by the way you've been dancing to Come On Eileen I bet there's a massive dunga stain in them"
by Deadly DeVito January 07, 2012
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An Australian word that originated from South Australia. A word to describe a 'feral' or 'bogan' person.
Lucas is a great friend, although he is a dunga bitch.
by Dunga B May 09, 2011
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means: being bored with a friend and end up having sweaty stinky ooonahnah sex
i was bored so me and my friend did unga dunga
by big o dac March 30, 2010
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when something bad has hAPPNED TO YOU OR SOMEONE.
ive just lost my job you would say blunga dunga
by bob March 18, 2005
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