look up any word, like bae:
Bedunkadunk is a word to describe a really nice ass on a woman. It can also be used to describe a fat chick's ass, or an ass on a chubby chick.
"Damn man, that chick has a bedunkadunk!"

"Wow man, look at that bedunkadunk!"
by Travis July 05, 2004
a person with big legs/thighs.
did you see the bedunkadunks on that chick?
by jordan April 18, 2003
A very large ass on a person.
Oh man, I saw this woman with the biggest bedunkadunk today.
by Heathie September 23, 2005