h4x 

Cheating or hacking programs in online multiplayer games such as Counter-Strike. The cheater often has an aimbot, can see players through walls, uses neon colored player models, and has decreased recoil to name a few advantages.

That guy just got three headshots in a row! He must be using h4x!

h4x by l337 h4x0r January 27, 2004

h4x 

A term commonly used towards someone who is playing amazing, or doing things which may look like they are cheating, when in fact, in most cases, they are not. Also used a complement to good players labelling their skills as good enough to be considered cheating.

Oh shit you h4x dude.
You are teh h4x.
OMG H4X!!!

h4x by Brad Lundahl November 23, 2002

h4x 

A word translated into 1337speak.

Most commonly used as a congratulation to someone whom is doing extremely well in a game, usually by the opposition.

<n00b> OMG J00 R TEH H4X
<whee> Thanks.

h4x by trust April 25, 2004

h4x 

And explanation of the undesirable unexpected.

"Yo they were all out of sour cream and onion chips."
"Wtf h4x."

h4x by THeGMaN October 21, 2008

h4x 

So much ownage you must cheat.

"wtf he h4x"

h4x by karsten July 8, 2003

h4x 

Gaining access to another computer through an exploit. Can also be used in a sarcastic or funny way.

"I just h4x'd this nix boxen"

h4x by DarkSun August 7, 2006

h4x 

pwning n00bzorz to teh m4x!

h4x. gg kthx

or

ur mzn h4x dont work.

h4x by Roooober August 21, 2003