a representation or copy of something, as for displaying to indicate appearance

a display of lipstick dummies made of colored plastic.

a representation of a human figure, as for displaying clothes in store windows.

Informal . a stupid person; dolt.

a person who has nothing to say or who takes no active part in affairs.

one put forward to act for others while ostensibly acting for oneself.

Slang .

Offensive . a person who lacks the power of speech.

a person who is characteristically and habitually silent.

Bridge .

the declarer's partner, whose hand is exposed and played by the declarer.

the hand of cards so exposed.

a game so played.

an imaginary player represented by an exposed hand that is played by and serves as partner to one of the players.

British . pacifier ( def. 2 ) .

Printing . sheets folded and made up to show the size, shape, form, sequence, and general style of a contemplated piece of printing.

a rammer for pushing out dents in lead pipe.

Computers . an artificial address, instruction, or other datum fed into a computer only to fulfill prescribed conditions and not affecting operations for solving problems.

Military . a nonexplosive bomb used for practice exercises.

Dentistry . pontic.

noting or pertaining to an imitation, representation, or copy.

counterfeit; sham; fictitious.

put forward to act for others while ostensibly acting for oneself.

Cards . played with a dummy.

Printing . to prepare a dummy of (often fol. by up )

The designer dummied up the book so that they could study the format.

to represent in a dummy (often fol. by in )

to dummy in an illustration.

dummy up, Informal . to keep silent; refuse to answer

If anybody asks you, just dummy up.

noun

being , entity , brain , genius

noun

copy , counterfeit , duplicate , figure , form , imitation , manikin , model , ringer , sham * , stand-in , sub , substitute , blockhead * , dimwit * , dolt * , dullard * , dunce , fool , idiot , ignoramus , moron , numskull , oaf , simpleton , blockhead , chump , clod , dolt , dummkopf , thickhead , dimwit , doll , effigy , fake , front , klutz , mannequin , puppet , stooge