[*]Oz - Shortened term of Oswald. The main abbreviation that the prisoners use. [*]Emerald City - Also called Em City. An experimental wing of the prison where most of Oz takes place [*]Gen Pop - Nickname for a general population prison unit. Unit B is the main Gen Pop unit shown in Oz. [*]Hack - a corrections officer. [*]CO - Correctional Officer abbreviation. [*]Pod - A cell in Emerald City. They are concrete with a plexiglass front. [*]Tits - Drugs, most often heroin or -blam!-. Discussion of drugs sometimes plays off of this slang. For example "squeeze my tits" for "share drugs". [*]Prag - An inmate who has been made the -blam!- slave of another inmate. More generally, it may be used as an insult for a submissive or -blam!--blam!- inmate. [*]Jizz - Term used amongst inmates to recognize credibility inside of prison walls; comes from "jism", an American slang term for semen. [*]Shakedown - Shakedowns are the name of the random drug and weapons searches and seizures that the COs conduct within Oz at the request of the Warden or Unit Manager. [*]To whack - To kill. [*]To shank - To stab. [Edited on 9/16/2006]