guynoceros 

A girl that looks suspiciously like a large man rhino.

(points at girl) GODdAMN its a guynoceros!!!

guynoceros by ilikeboobies May 1, 2003

Gynoceros

I huge, monstrous, beastly woman. Typically seen in moo-moos and Walmart.

Alas, the gynoceros is not yet endangered.

Gynoceros by Jason Spencer January 16, 2008