To sleep. I'm not sure of how many ways to use it though.
If you were sleeping you wouldn't be "z'ing."
The only way I know how, or have heard anyone use it is in the example.
Slang: I'm going to cop me some z's
Translation: I'm going to get some sleep
by JGuzmannn November 24, 2006
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The most badass letter of the alphabet. No acceptions
1: "What is the best letter ever?"

2: "Z, of course."
by AshleyRules100 May 29, 2010
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congrats, you finished searching up every letter on ur keyboard because of ur boredom! :)
,,someboi: are you ok?”
,,someothaboi: z.”
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The inverted form of A++ (which is a French way of saying "see you later"). As a result, Z-- means "hello".
A Hey!
B Z--! You alright?
A Yes. Yes I am.
B Good. I have to go. A++!
A A++
by Orlandooo June 11, 2008
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The forbidden grade that you receive when you know you are a fukking idiot and didn't revise or even listen to anything or anyone and probably have been adopted by a bunch of nonces
Jerry had a bad assessment and got a Z-.
by Jasd September 26, 2019
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