When a couple has fucked the same person in the ass!
Darby; I fucked that chick in the ass!

Ralph; Me too!

Darby; ESKIMO PIE BROTHERS!!!!
by dexter016 May 9, 2011
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The other men that had sex with the women you had sex with.
Oh my God! You fucked Cindy too? That makes us pie brothers! Jennifer Aniston made Brad Pitt and Vince Vaughn pie brothers
by jer@nite September 11, 2013
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