The term 'mic up' is actually slang for: "i'm a lesbian fur child" in German.

Sometimes you see people use it in games, even in real life! Congratulations, you now just learnt a new definition for a shitty word!
Bob: 'Hah! I beat you in Smash, what're you gonna do?

James: 'MIC UP!'

--You see, James is a fucking idiot.
by virginity shield June 30, 2020
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An event where anyone can sign up to perform.
"Dude didn't you see her playing here last month ?"

"What ? But she's been playing guitar for what, like 3 months?"

"Yeah.. it was open mic , though. Everyone can sign up there"
by Kharanos April 25, 2013
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An extraordinary vocalist. A rapper who rhymes flawlessly on the microphone.
1. Don J of 35 Entertainment dosent have good promotion but his voice is tight. He is a true "Mic Wrecka" 2. Some rappers say they're a "Mic Wrecka or they're "Wreckin the Mic" but they rap stupid as hell.
by DonJ254TX August 15, 2008
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Occupy Wall Street movement: Yelling “mic check” mobilizes Occupiers into a game of political repeat-after-me, uniting the crowd and spreading the speaker’s comments without amplification.
Speaker: Mic check! I want to bring up the issue of the police.

Crowd in unison: I want to bring up the issue of the police.

Speaker: We have been protesting...

Crowd in unison: We have been protesting...
by MadRat November 14, 2011
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One of the preferred weapons in the GZA's verbal arsenal.
The iron mic, in combination with the liquid sword is a flawless element of emcee destruction.
by Ignatius Strangelove November 14, 2007
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The process by where just after making shower babies, grab your semi-erect tool like a mic and vigorously rub the head with your free soapy hand until the point you get real weak behind the knees and begin to piss uncontrollably.
Today is my birthday so I treated myself by rubbin' the mic.
by trobian February 8, 2009
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