The act of quitting something and coming back a week later. Also, when you fight with your closest friend, and block them; but unblock them a few days later.
Person 1: Dude, did you know my friend quit RuneScape a week ago? Person 2: Don't worry, he'll come back a week later. He's an epitome of The Dio Theory.
by Redrumdemon1 September 30, 2009
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When anything you say is actually the complete opposite of what's true.
Michael: I hate you so much. Jennifer: Michael, you're the epitome of the Dio Theory. I know you actually love me.
by UT24 December 9, 2010
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