When one jerks it to their friend's hot sister.
I totally rubbed one out to Greg's sister last night; that makes him my eskimo brother in-law now right?
by the leagueeee December 21, 2010
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when you and your friend have made out/have had sexual intercourse with the same girl.
"Hey Todd we both made out with Hannah now we are Eskimo brothers!!"
by OGmudbone412 December 7, 2016
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When two males have sex with the same female while she is on her period.
Dude, you won’t believe it, I slept with Alexis last night. It was great but I think she was on her period. Same thing happened with Jeremy last month, that makes us Eskimo Blood Brothers.
by Vulpix May 31, 2021
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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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When you and your bro fucks the same girl in the ass
Bro becouse of maddy we are dirty eskimo brothers
by N8_higgers May 30, 2018
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When you and another guy spitroast a girl inside an igloo in Antarctica while holding hands
Andrew and Aden became Bonded over becoming Eskimo Brothers last weekend.
by PrincessErza October 17, 2023
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