(adj)A psychological condition where the music listener has one biased opinion on music, is very opinionated; and believes that one artist/band or music genre is to be more significant over all others. As to one claiming that they feel only one vibe, only one emotion; restricting their full sense of being human.In which, being human has several emotions that are factually tied to humanities definition. Thus music in various forms have different vibes and represent different emotions.
At the last Megadeth concert I went to, The man next to me kept annoyingly yelling out "SLAYER!!!!...FUCK YOUR BAND" at the band playing before the rest of the audience. I think that dude has Slayer Syndrome.