A brony, or someone who likes My Little Pony: Friendship is magic, that is a female and refuses to be a pegasister or a brony, usually because they don't want to be a "Pegasus pony" (Pegasister) or an Earth pony (brony/hoeny), so they are a Uniwhore.
Iris: OMG I love My Little Pony!
Brony 1 and Brony 2: FLUTTERYAY a Pegasister!
Iris: No! I am not a pegasister!
Brony 1: Are you a brony?
Brony 2: A hoeny?
Iris: NO! I'm a uniwhore.