User blog comment:Taboo6938/I Don't Get It/@comment-5426822-20121201212210/@comment-4544715-20121201213816

Apparently pegasister is for female fans while brony is mainly for male fans. Although according to the MLP fandom article on their wiki: brony is also used by female fans.

I honestly tried to give it a fair shot. I just don't see what's so great about it. -.-