Something that is more than horrible, terrible and awful. But in some ways is amazing and unexpected!
It is an adjective.
Synonym: Shitty situation that happened but that is amazing because it actually happened
Girl, " I heard your account on World of Warcraft got hacked!"
Guy, "Yea it's totally horrificating."
Girl, "Yes, it is totally horrible and unexpected and amazing that someone could actually hack it!"
Guy, "No, its horrificating because I know you hacked it because of that night with the cybering..."
Girl, "Ooh, true." *laughs meniacally*
Guy, "You are horrificating"
Girl, "I know."