A type of failure in World of Warcraft that is impossible, but yet still happens, because the person or persons responsible, are just totally uber suck.
Llaith, a level 80 DK was /gkicked after doing a Guild Achievement run in Kara, he wiped the group on Chess. EPIC FAIL!!!
A group of 2000+ WH rating geared raiders attempted to do Naxx 10, but after 3 wipes before Noth on trash, and 5 wipes on Noth, the group fell apart. EPIC FAIL!!!
Something that failed so criminally, that it is considered tragic and inescapably humiliating to the fail-er. Good for a laugh, though, and often times enjoyment is found out of making fun of it.
The literature that was the fourth book in the "Twilight" Saga - "Breaking Dawn". The epic fail of Breaking Dawn succesfully caused pandemonium of the highest caliber to befall the entirety of the Twilight fandom.
A term made famous by a Jew with more nicknames than ever thought of. It is usually put to use when describing someone/something that just can't do anything but lose/error/suck/etc.
Guy # 1: I just took your Bishop!
Guy # 2: Dude that was my Knight! You are Epic fail!!!