A person with an ill demeaner. A total creep.
Whoa, there is a klopek peeking around that corner. Is it doug Walker?
by Doug Walker May 31, 2003
a strange person. be it in physical appearence or in the way they act.
Man that guy James is a real klopek.
by eric March 28, 2003
A person who is slow-witted and incapable of paying attention. Symptoms are usually a result from generations of in-breeding
I told Klopek to change it three times already, and he still can't get it right!
by WALLY July 02, 2004