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1:) Not just insane but cock-o-nuts insane.

2:) Dick & balls euphemism.

3:) Jim's granny from American Pie 3.
HERMAPHRODITE #1: Dude, why do you have that Sony Playstation 3 up your ass?
DUDE: Because I like it.
HERMAPHRODITE #1:Dude, you're not just insane, you're cockonuts.
DUDE: Thanks.
by Sir Bartholomew McTavish February 17, 2009
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