A fork of Rural Dictionary
a girl who eats pizza and drinks beers with the guys whilst maintaining a sense of ladlylike decorum. she also always dresses to the nines, even when she's sleeping
You see that girl over there doing jello shots and wiping up after herself? Yeah, she's a total hilary. That girl is such a hilary, she showed up to a pajama party in Jimmy Choo slippers and a Chanel bath robe!