Dude, did you hear Emma and Hope fucked cousins? Yea, their Eskimo cousins now.
Similar to Eskimo brothers, Eskimo cousins are when you and another guy fuck two sisters, it is an eternal bond between two men, albeit less potent than an Eskimo bro bond
Eric: wait mike, did you smash lindsey??
Mike: uh yeah bro why?
Eric: duuuuddde that's my gfs older sister... That's means we're...
Both shout: ESKIMO COUSINS
When two people have sex with the same person but in different ways
Dude: yo I fucked Ryan in the ass last night
Dudette: that’s crazy Ryan fucked me in the cooter the other day
Dude: guess we Eskimo Cousins homie