The first "real" number in mathematics. Also seen in large quantities in posts by authors who have forgotten to hold down the "Shift" key.
OMG j00 ju5t g0t pwn3d 81tch11111111111111111111111111111111111
by EJL November 25, 2004

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the number that comes before the number 2
after 1 comes 2 and then 3 and then four
by hey hey imma biga February 22, 2008

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A: The first natural number.

B: Binary code for "On" or, in images, a black pixel.

C: Number used in replacement for an exclamation mark in chatpeak/1337speak circumstances where one or more users is saying something exiting. See example.
A: 1, 2, 3, 4...

B: 0010110101101001010

C: Lyk ZOMG that is t3h pwnsomest!!!11!1!11one
by Kazyan October 02, 2006

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A very boring number made up of two halves, three thirds and stuff.
1 + 1 = 2. Wow. that was educational.
by Matt11111 November 24, 2011

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the result of idiots who don't know how to hold down the shift key
Person: Hi, how's it going?

Idiot: OMG HEYYYY!!!!!!!!!!!1

--------

Idiot: DUDE

Idiot: HELLO ARE YOU THERE?

Idiot: DUDE!!!!!!!!!!1
by i lost the remote April 14, 2009

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the lonliest number
1 is the number after 0.
by !!!!!!!!!!!!!!!!!!!!!!!!!!!!11 February 08, 2009

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meaning goodbye or talk to you later. Urban.. don't know who started it.
Sheena:.. Alright well I gotta go..
Chris: aiight 1.
Sheena: Bye
by Ashley March 06, 2005

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The Urban Dictionary T-Shirt

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The Urban Dictionary T-Shirt

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