Top Definition
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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a blowjob given to a man while he is performing a musical instrument. It has become a bit of a fetish among some women, given most often to men playing the guitar while laying horizontally.
Last night my girlfriend gave me an open mic while I played Bob Dylan tunes.
by Groovintunes March 15, 2011

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The act of sexual intercourse without the use of a condom (the penis being referred to as a microphone due to its shape).
I can't believe Jerrod open-miced dorm girl last night.
by Kutz March 13, 2006

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The Urban Dictionary T-Shirt

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Noun; Another name for a penis which happens to not only be inadvertently petruding from one's trousers, but is also errect.
"Shit boys, check out that fucker, he's showing us an Open Mic!"
"Is it me, or has that old woman at the bar got an Open Mic?"
by Henners_ December 17, 2006

The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Lotsa space for your liquids.

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The Urban Dictionary Mug

Your favorite word on a white mug.

Create a mug

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

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The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

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The Urban Dictionary T-Shirt

Smooth, soft, slim fit American Apparel shirt. Custom printed. 100% fine jersey cotton, except for heather grey (90% cotton).

Buy the t-shirt