Look up dummy in Wiktionary, the free dictionary.

Dummy may refer to:

• Military dummy:
  • dummy round - a cartridge that is inert, i.e. contains neither bullet nor gunpowder
  • decoy - fake military equipment intended to deceive the enemy
• Crash test dummy, a full-scale replica of a human being, weighted and articulated to simulate the behavior of a human body in an accident
• Fake, a thing or person that is fraudulent or counterfeit in nature
• Dummy, another term, mainly British English, for pacifier
• Steam dummy, or dummy engine, was a steam engine made to resemble a railroad passenger coach
• Mannequin, model of the human body used for a variety of purposes
• Ventriloquist's dummy
• Forgery
• dummy, in printing, mock-up to demonstrate layout of printed product
• Dummy purchaser, a type of agent

In language and literature:

• Dummy pronoun, formally expletive pronoun or pleonastic pronoun, a type of pronoun used in non-pro-drop languages such as English
• ...for Dummies, series of instructional books
• A slang term for an idiot, derived from "dumb" or stupid
• Dummy (magazine), a British music magazine

In sports:

• In the card game of contract bridge, the partner of the player who wins the auction
• Dummy reversal, technique in contract bridge to draw the opponents' remaining trump cards
• Dummy Hoy, an American center fielder in Major League Baseball
• Dummy (football), a football (soccer) technique
• Muk Yan Jong, a wooden dummy used in Chinese martial arts training

In entertainment:

• Crash Test Dummies, a Canadian folk-rock band formed in the 1990s
• Dummy (album), a 1994 album by Portishead
• Dummy (film), a 2002 drama film/comedy film
• "The Dummy", an episode of The Twilight Zone
• Dummy (comics), a fictional character from the comic book X-Men
• Dummy (Pushing Daisies episode), The second episode of the first season of "Pushing Daisies"

In programming, mathematics and electronics:

• Dummy code, coding that's not used in the final product, but left in to avoid creating bugs
• Dummy data, data in a database, computer memory, or other repository used as a placeholder or for testing purposes only
• A bound variable, also known as dummy variable, such as the parameter x in the function definition f(x) = x² + 1
• Dummy variable, also known as indicator variable, only taking the values 0 and 1 and used in regression analysis
• Dummy load, a device used to simulate an electrical load, usually for testing purposes
• Dummy file, files used to fit the space in data optical discs

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