look up any word, like tribbing:
knasboll is a swedish word
du är en knasboll=your a goof ball (it always depends on who you call it or when you call someone that it can be a nice insult as well as a relly bad one)
by marina April 10, 2004
KnasBoll = the translate it's like Flum Ball :D
or some ppl say LolBoll! weeeeeei :D

"roflboll o_O"
hmmz... like a nut case
by kNaSBoll January 21, 2003