A small, flying, intelligent dragon-like creature, posessed of telepathic abilities and a poisonous bite. Capable of serving as the familiar for human witches.
Frequently brown or brown-gold, they inhabit the jungles of the land and are generally considered carrion eaters.
Alternatively, the name of the Imperial House that generally manages all illicit activities within the Empire of Dragaera.
All of this is detailed in the excellent novels by Steven Brust, whose main character is Vlad Taltos, from whom, incidently, I draw my web name.