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an ass that is amazing in country singing terms, it means your bootylicious in Beyonce terms
"Look at that girls ass. Its sooo amazing. Shes got that Honkeytonk Badonkadonk!"

"Dude a honkeytonk badonkawhat?!"

"It means shes got a sweet ass!"
by Kentucky Chick May 15, 2006
a large behind, in other words a ghetto booty
Hey Sam, look at that honkeytonk badonkadonk
by asshleyy November 09, 2007