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An exclamation used in response to an absurdly nerdy comment or action.

Taken from the latin "nanostus" to the middle-english "nanost".
Iain: "HEY Eric, i'm gonna wardrive to the LAN, it's gonna be stuponfucious"

Eric: NANO nano, beep beep, dual-monitors!
by Stampy October 16, 2004
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2
(adj) a descriptive term indicating smallness of size
Large dogs were once popular, but now it is fashionable to carry a nano-dog around in your purse.
by dp March 15, 2005
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4
Hate to break it to you man, but nano is 1x10-9. 1x10-6 is micro. Like your IQ.
10 angstroms equals 1 nanometer
by Geekboy9 October 18, 2004
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5
A sex toy a girl uses to squirt or cum with, used for masterbation.
My girlfriend used her nano while i was at work last night, then send me a video of it.
by Biggerballer June 17, 2016
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6
A sex toy a female uses to cum or squirt with, for masterbation.
My girfriend used her nano last night while i was at work and send me a video of her using it.
by Biggerballer June 17, 2016
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7
a person who is helpless and dont know how to do things.
hey dude,cmon.get your things done and dont be such nano
by grepeck December 16, 2018
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