This can lead to perks by making the information known to other males who you can network with.
Male 2: "Sweet, how'd you score that?"
Male 1: "Me and the door guy are eskimo brothers, remember that blonde girl from last weekend?"
Male 2: " props
Derived from a show called "The League". This was introduced by actor/comedian Jon Lajoie
"Oh yeah... that's cool. I fucked her 2 weeks ago. That means we're Eskimo Brothers"
"What? We've been going out for months..."
"Hey bartender, let me get a free drink. We're eskimo brothers!"
Origin: Because of the cold in the far north, Eskimo hospitality extends to sharing of beds and female companionship. A visitor is considered a brother.