What is Heising?
1.
denial of service attack by posting a newstopic on heise.de with a link to a specific website. while every dumb-ass will click on the link (dont touch the red button....which one, thiiis? *push*) the webserver will go down for a time x
2.
(n.)(heised) getting your punk-ass kicked outside of whitecastle
a black-eye, broken jaw; You just got heised, motherfucka!
3.
"sleeping for days on end."
I've been heising for 3 weeks"