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1 definition by Dr. Rosenpenis

v. When a woman (or man) takes a shit, does not wipe, and then has anal sex using the excrement for lubrication resulting in brown, shit covered testicles.
I can't believe she let you brownball her, what a slut. That's the last time I set one of my friends up with my mom.
by Dr. Rosenpenis September 22, 2006
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