1 definition by crycrybabycrybaby

Area of fecal smearing in the lower back done by the penis during or at the end of anal intercourse, caused by the bottom partner a priori failure to clear their bowls.
After fucking her in the ass, I gave her a brownback.

While fucking my ass, he pulled out and gave me a brownback.

One of the benfits of double penetration is the possibility of instant double brownback - that's why you should try it!
by crycrybabycrybaby February 12, 2015
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