▸ noun
1 a corpse supposed, in European folklore, to leave its grave at night to drink the blood of the living by biting their necks with long pointed canine teeth.
▪ a person who preys ruthlessly on others:
the protectionist vampires in the Congress.
2 (also vampire bat) a small bat that feeds on the blood of mammals or birds using its two sharp incisor teeth and anticoagulant saliva, found mainly in tropical America. See also false vampire.
– ORIGIN mid 18th century : from French, from Hungarian vampir, perhaps from Turkish uber ‘witch’.