The psychological effect of the modern-day era where one is able to predict what would happen after they get into some type of situation that has something else happening behind the scenes. Usually involved with your friend's girlfriend.
Conversation between Boy 1 and Boy 2..

Boy 1: bro, so what happened with you and her? Were you able to smash?
Boy 2: no dude, I experienced the Nico effect. I knew she had a boyfriend, and in the end she'll say she'll call cuts with me.
Boy 1: damn bro. Anything else happen?
Boy 2: well I hit up her dm's and she's like "we're dating so you can't be feeling like this rn" and I'm like "ik you were dating I was being sarcastic".
Boy 1: YO SO SAVAGE HAHAHAHAHA
by Asian guy that's Filipino August 11, 2017
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The act of chain smoking or frantic hitting of a vape prior to a long flight or other trip during which tobacco products or other sources of nicotine will not be available. Equatable to carbo-loading before an athletic event.
Friend 1: “Shit! I have a 3 hour layover; I won’t be able to smoke until I get to Philly!”

Friend 2: “Better start nico-loading, bro.”
by AlexPlus.if June 11, 2023
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Wow you are Nice

Ye i know im Nico spel
by Duerendrengikke October 31, 2019
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someone that is a teenager and also addicted to cigarettes. perhaps a chain smoker, perhaps not.
"that hatty is a smokeeeen'. pity she's such a nico-teen and is smoking herself to cancer.."
by xemerald March 11, 2010
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Adjective. A young women who is known for her charming humor, large bosom and flakiness. Many times the phrase Nico G can describe a person you are annoyed with for being impossible to reach, but it can also be used in a positive context to describe a charming and smart young woman. Nico G can also be used in place of 'haus'.
"Why didn't you call me? God, you are such a Nico G"

"Wow, she is almost a goddess, what a Nico G."

"She clapped sooooo loudly during the show, what a Nico G"
by chunkanator March 12, 2009
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A moment of pure clarity, when you understand everything; pure genius.
Dude, I think bananas taste all the same. Nico moment
by Nico simp_4colors February 9, 2021
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Slang in the Wexford area north of Pittsburgh for staying up til dawn drinking because your friends are pussies and fell asleep at 4 o'clock. On-Demand must be involved for it to truly be "a Nico"
He did a Nico and stayed up til 9 drinking my dad's port wine with Sean and watching movies On-Demand.
by S.H.L.F. April 26, 2005
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