A woman who has shared a sexual partner with another person and the two are on friendly terms. In today's day and age, the eskimo sibling could be a male or another female...you just never know.

Jenna: "Hey do you see that girl with the tramp stamp? I totally did her last week at Michelle's party."

Brad: "What? I was inside her the night before. Give me a high five. You're my eskimo sister!

eskimo sister by EskimoSibling January 11, 2012

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Double Eskimo Sisters

When two women have each slept with two of the same men.

Rachel Uchitel slept with Tiger Woods, who was married to Elin Nordgren, making them Eskimo Sisters. Uchitel also slept with Nordgren's current boyfriend, thus making the two women Double Eskimo Sisters.

Double Eskimo Sisters by PeteTortaglion July 19, 2011

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eskimo sisters

When two women have had sex with the same man on different occasions, or maybe not :)
The same penis has entered two women's vagina's at one time or another.

Girl: Both me and shaliqua fucked Tyrone when we was in a relationship, he was fine as shit.
Girl 2: shiiit! Now you hoes are eskimo sisters!!!

eskimo sisters by Football, money and ladies November 20, 2015

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Eskimo Sisters

Two females who are either currently sleeping with the same man or have slept with the same man in the past

Oh so he’s fuckin you too? We eskimo sisters.

You aint my sister bitch.

Eskimo Sisters by Nobody’s bitch September 28, 2018

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