demon /ˈdiː.mən/noun 15forms 1phrases 1 noun15 •an evil spirit that lives in hell or works for the devil •An evil supernatural being. •(historical) A false god or idol; a Satanic divinity. •A source (especially personified) of great evil or wickedness; a destructive feeling or character flaw.The demon of stupidity haunts me whenever I open my mouth. •[in the plural] A person's fears or anxieties.After a short spell on an adult psychiatric ward, she decided to find her own way to deal with her demons. — 2013 •(figurative) A very wicked or malevolent person; also (in weakened sense) a mischievous person, especially a child. •Someone with great strength, passion or skill for a particular activity, pursuit etc.; an enthusiast.He’s a demon at the card tables. •A neutral supernatural being. •A tutelary deity or spirit intermediate between the major Olympian gods and mankind, especially a deified hero or the entity which supposedly guided Socrates, telling him what not to do. •A supernatural being not considered to be inherently evil; a (non-Christian) deity. •A hypothetical entity with special abilities postulated for the sake of a thought experiment in philosophy or physics. •A person's inner spirit or genius; a guiding or creative impulse.Oh Anthony […] Thy Daemon that thy spirit which keepes thee, is Noble, Couragious, high vnmatchable. — 1606 •A type of patience or solitaire (card game) played in the UK and/or US.‘That's much the best feeling to have.’ She dealt out the first row of ‘demon’. — 1924 •Any of various hesperiid butterflies of the genera Notocrypta and Udaspes. •Acronym of distinct electron motion particle: a quasiparticle, a type of massless neutral electron excitation associated with superconductivity. formsdemons Phrases with demon like a demonIn a very forceful, fierce, frenzied or skilful way.