same as a "nigga know it all", cept he "knows" first then the rest of his title follows, I'm a "know it all nigga", nah meen nigga.
Who's that?
That's "Nigga Know it ALL"!
Who's that?
He's the nigga that know's everything. He used to be just a "know it all". But he uh nigga. So we call him "Nigga Know it All".
Oh so you say'n there wasn't any other "know it all niggas" running around before him. Nope. I mean yeah. A lot of them niggas be know'n it all niggas but he the top one so we call him "Nigga Know it ALL"! and his followers are all "know it all niggas".
by William P. Freely June 12, 2014
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Anyone with enough sense to completely avoid the emo trend. Those who recognize the fact that emo is a false-genre cobbled together from bits of other music subcultures and that its adherenents are fixated on clonish fashion statements and overmoted, contrived negative emotions.
Q: Why aren't you emo?
A: As an emo know it all, I understand that emo is dumb, and therefore choose to ignore the trend.
by Marcus Solomon August 31, 2007
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An Emo (male/female) that thinks he/she knows everything about being Emo. When acctually, every Emo is different from the rest.
An Emo know it all would say somthing like: Emos dont listen to Taking Back Sunday.
by Gingee August 15, 2006
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a girl that is supposedly good at giving brains (blow job)
Rapper Whiz Khalifa used it in his song "Say yeah"

I came to blow it all/ And get some brains trynna find miss know it all
by danger rat February 22, 2010
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Someone who claims to have an advanced knowledge of a subject they actually know little or nothing about.
Person 1: "Hey, have you see the newest episode of House?"
Person 2: "Uh... yeah, it was awesome."
Person 1: "Have you ever even seen the show?"
Person 2: "Umm... sure... I've like... seen every episode."
Person 1: "Dude, stop being such a know-it-all wannabe."
by Shquiggles November 10, 2009
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People on FB that think they know everything and consult other FB people on religion, politics and other topics. In reality these people really don't know shit.
A Facebook know it all..... " John, the Bible never said anything about homosexuality, let me lecture you more on shit I don't know about.... "
by Alan Prokop December 23, 2013
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reffering towards a person who is in college or contains a multitude of knowledge and thinks he/she understands the world because of of it
jennifer entered medical school and think she can cure any ailment i come across. she has only been there a month. what a college know it all.
by apollo042398 August 17, 2011
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