Top Definition
Noun.

1337 gunbound/neopet hacker who began his hacking career in the year of 2004. He later was introduced to many other hackers such as Cao of HP and Zach of Mike's Aimbot. From there he learned to program and dominated the hacking world with his 1337(elite) skills. He currently resides at www.neocodex.us and www.unlimitedMGA.com

See 1337.
ONG!? 4r3 U r311y t3h S1N3R???!!11
by Sina Akbari May 08, 2005

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A name. Often an alias or a nickname. Sounds very badass. Often mistaken with "sinner", but has no connection.
Guy 1: "yo, you heard of that new guy Siner?"
Guy 2: "yeah, he seems pretty chill."
by Siin August 15, 2016

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