L337 H4x0r 

One who thinks he/she has done something brilliant by hacking another, when really all he/she has done has ruined a perfectly useful space of time annoying another user with his/her pathetic, destructive behavior.

Ne0- hello nate, how nice to see you.
How have you been?

Rabbit- I have been h4xz0r1ng d4
m41nfr41mz because i am teh
L337 H4x0r.

Ne0- teh gheyz0r f4gz0r more like.

L337 H4x0r by [Ne0] April 16, 2006

h4x0r 

The word "h4x0r" originally means hackers but a few years back it was most commenly used in online computer games to say that someone is cheating. Since that time a lot of new players who have no idea how to play has altered the meaning of the word subconciously. Currently the definition of h4x0r is someone who kills you in an online game.

Newbie101 : Omfg j00 headshot me wtf irl bbq tbfh!?!?!? I am gonna tell teh ub4h admin and get u pwned!

Pro player : How long have u had the game for?

Newbie 101 : 3 days d00d I so pwn j00 :E

Pro player : k...

h4x0r by Tony2k5 July 25, 2008

h4xorz 

Someone who hacks or used by noobs who die then says they hack

omfg that guy h4xorz!!!11

h4xorz by Jack of bladez December 24, 2008

1337 h4x0r 

Commonly known as Leet language (1337)

1337 h4x0r Translates to Leet Haxor (hacker with a kick)
In the language 1337 4 replaces A and 0 commonly replaces o.

Tsutomu Strikes Again!

Pirate: OMFG you newb i just owned your Sorry ***
Ninja: Ha.. it is you who is the newb! forgot about the Language Filter didnt you Newblet!?
Pirate: Phuck J00
Ninja: :0 you h4x0r
Pirate: 1337 h4x0r j00 M34N!
Ninja: ... i hate you ...

1337 h4x0r by Tsutomu October 21, 2006

h4x0rm4573r 

A mad gamer; someone who is a beast at playing online games such as, Wow and Runescape and in some cases Socom.

Guy 1: "Dude! I am t3h h4x0rm4573r! I pw3n3d that game!!!"
Guy 2: "Yeah right punk, I Totally R0x0r3d at that match!"

h4x0rm4573r by Chris the Beastly-Beast November 2, 2008

h4x0r5 

Idiot little pre-teens that think Denial-of-Service attacks are the same as "hacking."

Guy1: Hey, is someone trying to screw with our server?
Guy2: Don't worry, it's just some h4x0r kids from geocities.

h4x0r5 by JiaXue December 22, 2003

h4x0r 

50M380dy wh0 (4n 234d 7h|5

y0u 4r3 4 h4x0rz |u|z

h4x0r by Holy Lemon Kid April 1, 2008