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An abdominal abnormality in which a fat persons stomach ressembles a butt.
"Oh My God! His gut is so fat it looks like a butt! A BUTT GUT!"
by LargerCharger1 November 09, 2009
The dollop of back fat that hangs over the back of a pair of low-riding jeans worn by a large girl.
Damn, our waitress has a front butt and a butt gut. Let's order some queso.
by Green Onions March 02, 2006
The lower intestine and anus. Similar to what a pink sock consists of.
I blasted her in the ass and dropped out her Butt Guts
by Jeremy Wysong of HEAR, HEAR! April 15, 2009