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2.
The one that is less then 1.
He's not" J, woutercross, or pleco, he's just a theta zero.
by madz skillz July 13, 2010
 
1.
Comic character from the 80's. Theta referring to his sexual fetish for ancient Greek texts and Zero referring to the amount of friends he has.
Evil Lord Beefy: Now, Theta Zero, you will die. Theta Zero: B..but I thought you were my friend! Evil Lord Beefy: Friend? You? Ahahahahahahahahah!
by RUNEYY July 13, 2010