Two close female relatives who engage in homosexual mimicry. ie: holding hands, grinding on the dancefloor, on the lips smooches. Usually to excite their male escorts and to lavish in the attention given to them by other males in the same proximity.
Club dude 1: "Damn, look at those hot ass lesbians on the dance floor."
Male escort 1: "Actually, they're cuzbians. And they're with US. (referring to himself and male escort 2)
Male escort 1: "Actually, they're cuzbians. And they're with US. (referring to himself and male escort 2)
by vixen7980 October 17, 2008
If your cousin is a lesbian, then she would be your cuzbian.
by shanny bananny December 1, 2010