The skill level after GOD-LIKE in Unreal Tournament, only achievable by a true champ of the game.

A stupid person; it refers to the lack of surface area on an individual's brain. The general thought is that the more surface area (wrinkles, creases, etc.) a brain has, the smarter the person is. Conversely, a person with a smooth brain (no wrinkles) has less surface area and would therefore be stupid.

An Exclamatiion, normally good in nature, refering to the virtue of a particular instance or action in accordance to its difficulty, risk or originality. Can also refer to an object that is the result of a "wicked sick" action (this particular usage does not necessarily denote a positive result). Similar in nature but not necessarily in definition to "w00t", as it is almost completely defined by the speaker/writer.

Something that is beyond cool, wicked cool, and sick. Often used in reference to something that causes awe or an overwhelming feeling of utter excitement.

when something is both wicked and sick.

Meaning ultimate cool or complete domination over other players, most commonly heard in a game of counter-strike when a player has amassed a high amount of kills in a row without being killed.

to prounounce your enjoyment about hearing a pleasing tune to which makes you dance hard or rock out, due to high frequencies and/or use of electronic synth.