2011 September 7,Weinman, Jaime,“Men who love ‘My Little Pony’”, inMaclean's, ISSN0024-9262:
But Sethisto thinks that for him and his fellow bronies, the show has "evolved way past being just another 22-minute commercial. They gave the team enough freedom to really make it awesome."
For more examples of usage of this term, see Citations:brony.