someone usually in their teens, pretending to others that they respect post hardcore and metal (including subgenres) as only middle aged bald, bearded men can. they are either all out emo, or nerds who try to shock people by revealing their music taste.
Guy: hey man periphery are so good i listen to them all the time
Guy 2: you're just a hardcore wannabe man
Guy: I am not I love the screamy bit!!
*cut to Guy sitting at home listening to britney spears whilst researching softcore metal bands*