Adj. (mat-TAS-tik) The state of being more than generally fantastic, and much better than great. Rather like wonderfull, with a green tint and earthy smell about the person or object.
A few minutes after waking up, Robb felt pretty mattastic."
by Robbisms October 26, 2010
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Wow that matt kid is very mattastic!
by lerby June 15, 2008
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