1.Dancing, only HARDCORE.
2.The kind of dancing you see the
weird suburban kids from your school that always smell like BO and cloves doing. A subtle artform that manages to look uncoordinated, supremely
lame and immensely queer, all at the same time.
Popular hardcore 'dance moves' include the 'I'm flailing my arms about
like a frightened kid in special ED!', The 'I'm piling myself on
top of you but it's not gay because we're dancing and it's hardcore!' The 'When you can't dance, just roundhouse kick at random because it totally worked for the Spice Girls!' and the 'I'm going to be a virgin for a long time'.
3.The source of some of the funniest definitions I've come across on this site.