vampire

US /ˈvæm.paɪr/
UK /ˈvæm.paɪr/
"vampire" picture
1.

a mythical creature that subsists by feeding on the life essence (generally in the form of blood) of the living

:
The old castle was rumored to be haunted by a vampire.
In many stories, vampires can only be killed by a stake through the heart.
2.

a person who preys on others, especially by extorting money or by taking advantage of their weakness

:
He's a real emotional vampire, always draining the energy from everyone around him.
The company was accused of being a financial vampire, exploiting its employees.