To quit something whilst in a rage.

When your n00b ass can't deal with the idea of losing, so you quit the game. This intracate maneuver is usually performed by little 12 year olds that play with girl avatars because they can't get nothing else.

The act of exiting a game due to unspeakable fury over an event which has transpired that usually leaves the ragequitter at a disadvantage.
On rare occasions there are valid reasons to reach this level of anger but most of the time, they are simply noobs who are bad at games.

When someone quits a game of anger.

Quitting IRC/MSN/AOL or any other communication program in a 'rage'.

Usually used when someone suddenly goes offline or when they first shout shunny language before quitting.

A form of quitting from a person's workplace of employment after being treated like a douche by management and bosses. The employee becomes so enraged by management and retarded customers that they take the persona of a dragon or similar mythical creature and resign from their job. Objects tend to be broken during a rage quit.

RageQuit are one of the most feared and revered factions of Perfect World International's Lost City Server. Participating in Territory Wars every weekend under the guide of the (RQ) leader, Mystic (IGN: Pandora). RageQuit are notoriuos for causing people to literally ragequit the game or server.