noun A person, usually undead, animated by unnatural forces (such as magic), with no soul or will of his or her own, typically being slow, obedient, and harmless unless directed to be harmful.
noun A dead person, reanimated through some fictional agency as a fungus, virus, or the like, that has an insatiable desire to eat living humans, typically depicted as aggressive, fast moving, and infectious.
noun An apathetic or slow-witted person. .mw-parser-output .defdate{font-size:smaller}
noun A human being in a state of extreme mental exhaustion.
noun A person or entity that is expected to be deceased or defunct, yet continues to exist or persist.
noun An information worker who has signed a nondisclosure agreement.
noun A process or task which has terminated but has not been removed from the list of processes, typically because it has an unresponsive parent process.
noun A computer affected by malware which causes it to do whatever the attacker wants it to do without the user's knowledge.