Know-fuck-all

The opposite of a know-all; a person who behaves as if they know nothing but really is incredibly knowledgeable, to the point of causing annoyance.
"You aced the test yet talk to me as though you failed, such a patronising little know-fuck-all."
by shitstained mattress September 16, 2020
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fucking know-it-all

Someone whose father is an intellectual and their mother is a prostitute or simply stated; it's what you get when you cross a whore and a computer!
Fucking know-it-all: Anyone who forcibly interrupts, believes what they have to say is more important, makes more sense and is adamant more truthful than what is being presently stated by another person or persons!
by Waldo Pepper III August 03, 2019
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fuck all and nothing

A Better Way Of Telling Some One To Shut The Fuck Up.

Also, What Most People Know Anyways.
Person A: Hey You Wanna Know Something?
Person B: You Know What?
Person A: What?
Person B: You Know Tow Things.
Person A: What Are They?
Person B: Fuck All And Nothing.
by Jane-Lane July 04, 2008
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Square Root of Fuck-All

"So, what've you been up to these days?" "Square root of fuck-all since I got laid off."
by Alexandra July 28, 2004
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Fuck All U Bitches

Something a pimp will say to his hoes when they are acting "uppity" or bad.
Also a fun thing to say.
Fuck all u bitches!I'm giving you groceries and half of the income. What mo' do you want from me?
by Weak Ass Bitches December 02, 2004
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fuck all dem haterz

a more appropriate way of saying "fuck all them haters" when people are just major fuckwits and hating on you because you better than them
you: "fuck all dem haterz"
gabbie: "them* haters*"

gabbie is clearly a hater and is in serious need of braces
by gabbiesabitch March 14, 2011
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the square root of fuck all

bob-hey joe what do you think got in that test
joe-the square root of fuck all
bob-same man
by chikinXz December 19, 2008
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