What is Demon?
Demon definition and meaning on Dictionary terms:
an evil spirit; devil or fiend.
an evil passion or influence.
a person considered extremely wicked, evil, or cruel.
a person with great energy, drive, etc.: He’s a demon for work.
a person, especially a child, who is very mischievous: His younger son is a real little demon.
Australian Slang. a policeman, especially a detective.
of, pertaining to, characteristic of, or noting a demon.
possessed or controlled by a demon.