Sororifrat
A Greek organization which contains male and female members. A mixture of a Fraternity and a Sorority. Each member is called a brother however.
Dude 1: Why are there girls in that Frat?
Dude 2: You didn't hear? That's the new sororifrat on campus.
Dude 2: You didn't hear? That's the new sororifrat on campus.