Top Definition
1. Getting overly excited about something that isn't generally "cool".
Ex. I completely nerd-out when I watch Harry Potter
by lynseylove March 12, 2011

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nerd-out: 1) verb. To overindulge in computer related activity.
2) noun. An event marked by wanton computer usage or kindred digital activity.
1) Turn-off that computer and stop nerding-out!
2) Sorry I can't, I am in the middle of a major nerd-out.
by Marcus Macdonald May 23, 2008

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To avoid a fun or risky activity in order to get some extra studying done.
dude a: "bro, we're gonna base-jump off the Brooklyn bridge and then shark-dive with white killers! are you in??? "

dude b: "sorry brother, I think i'm gonna NERD OUT today. I have a midterm exam tomorrow".
by Jeff Ferdinand the Third October 01, 2010

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The Urban Dictionary T-Shirt

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nerd-out: 1) verb. To overindulge in obsessive, computer related activity.
2) noun. An event marked by wanton computer usage or kindred digital activity.
1) Turn-off that computer and stop nerding-out!
2) Sorry I can't, I am in the middle of a major nerd-out.
by Marcus Macdonald May 24, 2008

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).

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to play video games on a pc or video game console
i am going to go nerd out for a bit.
by kuges June 06, 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.

Buy the mug

The Urban Dictionary T-Shirt

Soft and offensive. Just like you.

Buy the t-shirt

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