This refers to a butt that is so badonkadonk that its degree of badonkadonk-ness is badong (both bad and wrong).
That be one badongkadonk badonkadonkey!

She way badongkadonk...

That girl badongkadonker than 47 motherfuckers...
by Ben Goertzel January 21, 2007
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1. Buttocks
2. Ass
3. Teh jelleh
Host: What...is a badongkadonk?
Contestant: Awww man...that's junk in the trunk.
by Emmanuel January 10, 2005
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