De″mon (?), n. [F. démon, L. daemon a spirit, an evil spirit, fr. Gr. � a divinity; of uncertain origin.] 1. (Gr. Antiq.) A spirit, or immaterial being, holding a middle place between men and deities in pagan mythology.
The demon kind is of an intermediate nature between the divine and the human. Sydenham.
2. One's genius; a tutelary spirit or internal voice; as, the demon of Socrates. [Often written dæmon.]
3. An evil spirit; a devil.
That same demon that hath gulled thee thus. Shak.