a. A insult developed from a server named Bleeding Hollow on the game World of Warcraft. A horde player may use it to seriously offend someone by comparing them to a whiny newb pally that bitches way too much (seriosuly, this pally never stops bitching). b. Used in reference when ganking said whiny newb pally.
Person a: "I just ganked Iamyou!"
Person b: "Lol, I hate that fag."