When Someone Doesn't have their medication making them hyper; When Someone has no Ya yo and starts to get psycho; When someone turns unbeleivably gay.
Man, don't you go catchin Mattitis on me bitch!
by creammm January 19, 2005
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A word made up by two spontaneous girls dalanee and brooklyana and is a nick name for mattia polibio
Look at Mattitie over there he is so cool
by Stupidpersonwhowillneverbefamo October 27, 2020
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