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
the source of miasmic flatulence
"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