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1.
One who is overall an annoying and you would rather not be around, also known as a: nub, flake, tugmunch, dweeb etc.
Guy 1: Dude, that guy is such a slacket
Guy 2: I know, what a flake.
Guy 1: He is so annoying

Slacket: merrrr
by sstinkysalmon December 14, 2010