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1 definition by Sketchball

Someone who in the presence of other people makes them feel uncomfortable or weirded out. In some cases such acts will result in the "non-sketchball" to physically or verbally abuse the sketchball"
"It wasnt even a dotch"
"Yo Marshall quit being a sketchball"
"Marshall quit sketchin out"
"Marshall why are you a sketchball"
by Sketchball December 16, 2006