Top Definition
Someone who's never, ever, heard of a courtesy flush and chooses to leave a steamer just sitting in the bowl for the duration. Once they're done and gone their shitcasso is composed of different streaks and smears down the bowl for the next user to "observe and enjoy."
I had to take a gnarly shit and they dude before me left a heinous shitcasso
by Incinerator317 March 25, 2014
8 Words related to Shitcasso

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