a young person who listens to frantic and hevy music. when at gigs, a hardcore kid will punch an kick the air in a spectacular fashion. however, in a breakdown several hardcore kids will enter a pit and kick the shit out of each other. hardcore kids are the toughest of any alternative person. but beware: there are many bogus hardcore kids about! its rather popular to be one nowadays
indeed this may be a strange hippo like cartoon (originating from germany), but a moomin is much much more. if thou happen to know a boy who is podgy, with a pronounced, snout like face, he may be refered to as a moomin. other names for this kind include 'Peru'