Someone who says things that bear no relevance to the conversation at hand

A nobody; someone who lacks personality and yet seems to be persistently present i.e. at social events loitering in the background.

Usually teenage girls aged 11-13 who use social networking sites to add people they do not know.They consider themselves to be "RaNdOM!", and generally have a liking for sheep, rainbows, cheese, penguins and other things that are in no way, shape or form are considered random by any half intelligent human being.

Randomer When you get a random bonor. A combination of the two words.

Jetzy, a really random person

This was once used as a compliment to a person of how random they can be. In chatrooms often you get a rondomer who will say the most random thing possible to get noticed.

Most often used in online gaming when referring to a person who attacks another without just cause. The person attacks on random and are thus a randomer.