Definitions
1.nounA mythological undead creature said to feed on the blood of the living.
2.nounA person with the medical condition systemic lupus erythematosus, colloquially known as vampirism, with effects such as photosensitivity and brownish-red stained teeth.
3.nounA blood-sucking bat; vampire bat (Desmodus rotundus)
4.nounA person who drains one's time, energy, money, etc.
5.nounA vamp: a seductive woman who exploits men.
6.nounA medical technician who works with patients' blood.
7.verbTo drain of energy or resources.