Pronunciation: (vam'pīur),[key] —n. 1. a preternatural being, commonly believed to be a reanimated corpse, that is said to suck the blood of sleeping persons at night.
2. (in Eastern European folklore) a corpse, animated by an undeparted soul or demon, that periodically leaves the grave and disturbs the living, until it is exhumed and impaled or burned.
3. a person who preys ruthlessly upon others; extortionist.
4. a woman who unscrupulously exploits, ruins, or degrades the men she seduces.
5. an actress noted for her roles as an unscrupulous seductress: the vampires of the silent movies.