equal meaning to dickhead; someone who feels humiliation because of committing an accidental act of embaressment; someone who is wrong after they were positive of being right; someone who is irritating
Guy #1: Shit, I just spilled my drink everywhere.
Guy #2 Ahhh, snickhead!

Guy #1: Damn, I was completely wrong.
Guy #2: Ahah, you a snickhead.

(After saying something annoying) Shutup, snickhead.
by jminkle January 28, 2011
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