E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
An extortioner. According to Dom Calmet, the vampire is a dead man who returns in body and soul from the other world, and wanders about the earth doing mischief to the living. He sucks the blood of persons asleep, and these persons become vampires in turn.
The vampire lies as a corpse during the day, but by night, especially at full moon, wanders about. Sir W. Scott, in his Rokeby (part iii. chap. ii. s. 3) alludes to the superstition, and Lord Byron in his Giaour says,