A woman's excess butocks, also referred to as "junk in da trunk."
"What's happening brother? Not much man. Damn dog check out homegirl's badunkadunk!!
by Travis Z. September 15, 2006
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(noun)

1) A large female posterior, combined with a slim waist

2) A woman possessing the above.

3) A nickname for a specific girl possessing the above.
1) "I wank to cream in her badunkadunk."

2) "She used to be slim, but The Pill turned her into a badunkadunk."

3) "Her? Yeah, that's Badunkadunk. Careful, she bites."
by Jmont June 2, 2006
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The type of dance seen in rap videos where girls show their bootys to the camera and shake them uncontrolably - where the jiggling of the rump outside of the panties swallows the g string whole.
1. See "Baby Got Back"
2. See all other rap videos.
3. "That girl doin' tha badunkadunk is fine, yo!"
by Booty B. June 25, 2003
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from when you see an ass so big it hang over and then cuffs under also known as "the cuff"
jlo got the cuff or damn look she got the cuff
by tnutty July 19, 2004
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its where you put your junk in the trunk
MMM look at her badunkadunk
by onge May 16, 2004
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