explosive diareah that comes out liquidly. Like pee out of the butt
"After having that egg sauce, I had thunder water the whole night"
by lasysemen March 26, 2009
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When she sticks a finger in his butt while he jerks off and she sits on his face
Don’t worry baby, just stick a finger in my butt and sit in my face and let’s thunder water motor boat
by Laughing boy. April 21, 2019
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