The combination of the words "not" + "cool". The opposite of "cool"
"Dude, let's rob a bank!"

"No way, that's so nool"
by TallBoy Production February 25, 2009
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nool is the two words "no" and "fool" put together to make "nool".
gangster:hey man do you like rap?

punk kid: nool!

by kevin! April 4, 2007
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an insult of latin origin brought back to life by weird residents with too much time in Gordon Hall, Cardiff
OMG ur such a nool!
Don't be a nool.
by Gordon Hall January 26, 2006
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A word use to describe a person with brown skin (indian, pakistani, etc) who thinks they're black. Nools will usually refer to themselves as black and talk about other black people as if they are the same origin. They will consider themselves as black until you confront. the.
Nool: Hey man, us black people have such big dicks.

Eric: Shut up Nool, you're inidan and your name is Saawan. You're not black

Nool: *cries in realization that he is not black
by Van Fania June 4, 2011
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A verb - when a curious child peeps under a women's skirt.
Dude, look the women looks pissed. That kid is nooling her.
by Gman81 July 2, 2011
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Nool is the combination of the words Not and Cool.
"Dude, look at that homeless guy. We should steal his box!"

"Nool dude, Nool"
by Noobcrusher12343211 October 18, 2009
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Somali saying that translates literally to: girl that's alive, it's a highly regarded compliment meaning that you're a great girl/woman.
Used to describe tidy, smart, successful or perseverant women.
Usually used by women, as saying "naag" to a woman is a bit informal.
"Hey have you seen how she defended herself against the robber?"
"Yes, wallahi she's a naag nool"
by BelgianSomaliGirl September 1, 2022
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