outrageously overpriced donation thingee. An overpriced item bought for the purpose of supporting a cause or organization. Originally coined by the online retailer Glarkware at the beginning of the 21st century.
PBS always offers OODTs during their membership drives.
A person heavily involved in the club scene of the late 80s and early 90s. This term was mainly used by people who were part of the scene, before it became more well-known and the synonym club kid was coined by the mainstream media.
The movie Party Monster is a good insight into the celebutante scene - even though most of them didn't kill and dismember their drug dealers like Michael Alig did.