schlemazel

A perpetually unlucky person. A person who's often a victim of something bad. From Yiddish.

A "schlemiel" is the guy most likely to spill the wine at dinner.
A "schlemazel" is the guy most likely to have the wine spilled on him.
And the "nudnick" is the guy most likely to ask (in a nasal voice), "Gee, what kind of wine was that anyhow?"