A butt that's sooo stout so round sooo apple-bottomed out, THAT IT HAD TO BE MADE IN A LAB!
Dayum!! Look at those hams! Toby says he can't even handle that gurl! Cause she gots a frankenbooty!
by Anjunetta Rumagina September 16, 2022
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A booty much similar to the shape of Frankenstein’s head. One that has an abnormal amount of fat on the back rather than the buttocks.
Carmilla: Damn, Jane did you see Kelly’s Frankenbooty?!
Jane: Yeah b, that is disgusting!
by Memelordy69420666 March 23, 2018
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