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.
Other definitions for demon- (2 of 2)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use demon in a sentence
Students moan and growl and shriek and yawp, as if exorcising demons in a ritualistic ceremony.How Taryn Toomey’s ‘The Class’ Became New York’s Latest Fitness Craze | Lizzie Crocker | January 9, 2015 | THE DAILY BEAST
It was forbidden to be eaten, and seen as having powers that beat back “demons and sorcerers” as well as “misfortune.”The History of the Chicken: How This Humble Bird Saved Humanity | William O’Connor | December 27, 2014 | THE DAILY BEAST
They wanted to expel the demons which they believed caused impure thoughts.
You can clink your wine glass and deliver an impassioned speech about conquering the demons that kept you confined in the closet.
His new memoir examines Joplin, demons, riotous—and romantic—antics, and all.
In the next chapter he gives his twelve disciples authority over demons.Solomon and Solomonic Literature | Moncure Daniel Conway
"Without doubt; true demons incarnate," replied the veracious priest.
His name is less romantic than those of the wonted demons of legend and folklore.The Unsolved Riddle of Social Justice | Stephen Leacock
He believed in demons, spirits, and dragons, and in nearly every house were idols in honour of the imaginary deities.Our Little Korean Cousin | H. Lee M. Pike
Demons—was the horrible word that flashed through his brain like a sheet of fire.Three More John Silence Stories | Algernon Blackwood
British Dictionary definitions for demon
an evil spirit or devil
a person, habit, obsession, etc, thought of as evil, cruel, or persistently tormenting
Also called: daemon, daimon an attendant or ministering spirit; genius: the demon of inspiration
a person who is extremely skilful in, energetic at, or devoted to a given activity, esp a sport: a demon at cycling
(as modifier): a demon cyclist
a variant spelling of daemon (def. 1)
Australian and NZ informal, archaic a detective or policeman
computing a part of a computer program, such as a help facility, that can run in the background behind the current task or application, and which will only begin to work when certain conditions are met or when it is specifically invoked
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012