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shortened version of "i dunno", which is a shortend version of "i dont know", which is a shortend version of "i do not know"
Iono where your pencil is, find it yourself!
by karate December 07, 2003
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Basically the same thing as iunno, it is a quickened version of "I do not know", used in both chatting and in informal speech.

It's history may trace back to Homer Simpson, who often makes a sound that is in between "iono" and "iunno". (Says a lot about his intelligence, doesn't it?)
PersonMan: So, whatchu up to tonight?
TriangleMan: iono. How bout j00?
PersonMan: iono.
TriangleMan: das coo.
by Mallio November 19, 2003
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12 year-old internet chatter's way of saying "I don't know."
What are you doing this weekend (besides using the computer)?

Iono.
by Isi Oamen February 08, 2004
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Steve: "How's this look?"
Jerry: "Iono. Okay, I guess."
by IKe February 07, 2004
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Short for 'I Don't Know'...used by pimps,hoes,thugs and geeks online
I ono man...something really wrong with these hoes
by thef8lfox February 05, 2004
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"I Don't Know", shorter, and therefore easier to use then ionno
Someone asks you a question, your response: "Iono."
by DeathFyre February 07, 2004
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