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Pooping in a clear glass bowl while it is over someone's face, giving them a view of the process and the resulting bowl of "brownie batter."
"Theresa showed up to the prom with a large glass bowl in the limo. I knew she was planning to give me some boston brownie batter later in the evening, and I just wasn't looking forward to it as much as she was."
by jackirose January 28, 2009

Words related to Boston Brownie Batter

boston bowl brownies dirty excrement face fart feces fecophilia gross nasty poop shit vomit