- An entity or person that lives on the energy of another. A parasite.
- A mythical creature that rises from the dead to live off other people. In popular Western mythology, the vampire drinks blood to survive. In other countries, they kill and eat their prey.
- Name form members of any of several cultish and faddish groups focused around novels, TV and movies, and role playing games that involve vampiric characters. Often attractive to younger people and confused with Goths and people into SM/BD due to some overlapping of musical and visual interests such as wearing black, having pale skin and bright red (i.e., “blood red”) lipstick.
- Any of a small group of people who actually drink miniscule amounts of blood from willing victims.