Top definition
The times when your stomach rumbles and growls yet is full. Usually ends up liquidy poo form.
Man, I ate some brusell sprouts and now I have swamp gut...
by Seyelegna January 26, 2014
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2
"Better stand down wind from her. Whatever she had for lunch has given her a bad case of swamp guts".
by Pope Innocent the Third March 02, 2004
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