Dummy may refer to:

Dolls

* Mannequin, a model of the human body *

Dummy (ventriloquism) Ventriloquism, or ventriloquy, is a performance act of stagecraft in which a person (a ventriloquist) creates the illusion that their voice is coming from elsewhere, usually a puppeteered prop known as a "dummy". The act of ventriloquism is ve ...

* Crash test dummy

People

* Dummy (nickname), any of several people with the nickname * Dummy, the Witch of Sible Hedingham (c. 1788–1863), one of the last people to be accused of being a witch in England

Arts and entertainment

Characters

Dummy (Marvel Comics) The Xavier Institute is a fictional school in the X-Men universe. This list documents the fictional staff, students and alumni of the institute. Xavier's School for Gifted Youngsters * Later renamed as Xavier Institute for Higher Learning. For ...

, from the comic book ''X-Men'' * Dummy (DC Comics)

Films

* ''Dummy'' (1979 film), a TV movie starring LeVar Burton and Paul Sorvino * ''Dummy'' (2002 film), a comedy/drama * ''Dummy'', a 2009 coming-of-age drama starring

Emma Catherwood Emma Catherwood (born 7 December 1978) is a Welsh actress and former model best known for her role as Jo in ''My Kingdom'' and for her role in ''Holby City''. She studied the Meisner technique in London, and has degrees in English literature and A ...

* ''Dummy'', a short film by Kira Muratova * ''The Dummy'' (1917 film), an American silent drama * ''The Dummy'' (1929 film), an American comedy

Music

* ''Dummy'' (album), 1994, by Portishead * "Dummy!", a song by Toby Fox from the soundtrack of the 2015 video game ''Undertale''

Television

* "Dummy" (''Pushing Daisies'' episode) * " The Dummy", an episode of ''The Twilight Zone'' * ''Dummy'' (TV series), a 2020 web comedy

Other

* Dummy, in contract bridge, the partner of the player who wins the auction, or that player's hand

Linguistics

* Dummy auxiliary, such as ''do'' in some English sentences * Dummy pronoun, such as ''it'' in the sentence ''it is good to relax''

Military

* Dummy round, a round of ammunition that is completely inert *

Military dummy Dummies and decoys are fake military equipment that are intended to deceive the enemy. Dummies and decoys are only one aspect of military deception. Examples During World War II, dummy airfields and even towns were used in England to divert G ...

, fake military equipment used for deception

Sport

Dummy (football) In association football, rugby league, rugby union and Australian rules football, a dummy or feint is a player deceiving the opposition into believing he is going to pass, shoot, move in a certain direction, or receive the ball and instead doing som ...

, an association football (soccer), rugby league and rugby union ruse * Dummy pass, in rugby league football

Other uses

* Dummy Lake (disambiguation), any of several places * Dummy sheet, a blank sheet folded as a pre-print newspaper test * Dummy, in computing means a placeholder * Dummy variable, in programming is a variable that doesn't contain any useful data, but it does reserve space that a real variable will use later * Dummy variable, another term for bound variable in mathematics *

Dummy variable (statistics) In regression analysis, a dummy variable (also known as indicator variable or just dummy) is one that takes the values 0 or 1 to indicate the absence or presence of some categorical effect that may be expected to shift the outcome. For example, i ...

, another term for binary variable in statistics * Pacifier, called a dummy in some countries * Steam dummy, a steam engine made to resemble a railroad passenger coach