Leaving your irc client connected to a server and sitting in channels even if you are not at the computer. This allows a group of users to stay in contact even if they are not active all the time.

Many misunderstand this concept and think idling means to stare at an inactive channel for hours on end but it just means leaving your client connected even if you aren't there or are doing other things.

Note: things like the following would not be possible if both users were not idling.

Often used on IM sites,it means to be inactive

i dont like,
saying you dont like something or someone

I Did Laughing. Gramatically incorrect phrase, originally coined as a result of immense financial confusion, wearing the same clothing for months on end, abnormal urge to temporarily deform one's own body parts in an attempt to alter self-image; such as the biceps, excessive arcade usage, immense sexual disorientation, and chronic masturbation.

doing nothing - at least nothing productive. For recration or because there is just nothing to do.

A characteristic whereby someone is lazy and does nothing (or very little), often including the things they like to do. This is likely due to them not being bothered or finding it extremely hard to motivate themselves.

A really lousy computer programming language, commonly used for Remote Sensing. This language commonly pisses off everyone who is exposed to it.