To go crazy, in the unemotive sense. Used in Perthian suburbia by middle-class Gs.
"Yo Jillian, whatever happened to our G, Tony?"
"Ay-up, he went approx, home-boy."
"Oh shite!"
by Alex Quantashassle May 30, 2005
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1.) A box meant to contain information, but is not actually large enough to hold aforementioned information. Can be found on College Board AP tests.

2.) A box, also meant to hold information, but the information is "approximated". Can pertain to weight, past drug use, sexual preference, ect.
Hunter: How the hell am I supposed to fit this huge sticker on this little square on my AP test?
Katie: It's an approx-a-box, figure your shit out.
Hunter: Friggin huge sticker!

Hunter: Why does your application say you're 105 lbs, never done drugs, and you strictly date men?
Katie: Dude, it's an approx-a-box.
Hunter: Oh, ok.
by Hgray May 6, 2009
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