Mostly to define a male with a large penis. Especially, if you can see it through his pants. Any male, regardless of race, size or sexual preference can have a "Ba-Dunka-Junk"
Terry's "Ba-Dunka-Junk" is huge, you can see the outline through his pants.
by Anastacia February 20, 2012
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chicks ass, most of the time it's a black chicks, other times it can be a guys ass too
Shaniqua has a huge ba-dunka-dunk!!!
Brandon has a very muscular ba-dunka-dunk!!!
by blah blah blah...i want you March 30, 2006
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When one lifts one leg and dips ones nuts into something, a mouth, some sauce, a drink
Dude i think that dude just gave our ketchup a good Fah-Dunka-Dunk!

WOW thats a cool way to stir a drink dude

MAn when Dodd fell asleep i gave him the old Fah-Dunka-DUnk
by Fah-DUnka-Dunking mad man March 8, 2005
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washin yur nuts in the sink after havin anal with a skank..
Man last night was rough, came home with a skank, fucked and once I woke up I had to DUNKA DOO BALLS
by Miguel G January 4, 2011
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Often pronounced "bah donk ah donk booody" it is an ass that protrudes a great length from the base of the spine above the hindquarters. most often approved of on slender women, can also look damn good on a big girl too.
Ki-chain has a bah donk ah donk booody!
by DW! May 17, 2005
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a ass that can do whatever the hell it wants. a meaty ass.
Damn! Shorty ass wobbling underneath them shorts.
by vinchap February 16, 2005
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