dummy Definition

dummy
noun dummies

1. A life-size model of the human body, eg used for displaying clothes.

Thesaurus: mannequin, model, figure.
2. A realistic copy, especially one misleadingly substituted for the genuine article.

Thesaurus: imitation, substitute, sham, counterfeit, duplicate, copy.
3. A rubber teat sucked by a baby for comfort. Also called pacifier.
4. colloq
A stupid person.
Thesaurus: fool, dolt, simpleton, dullard, dunce, numskull, blockhead, dimwit.
5. sport.
An act of dummying with the ball.
6. A person or company acting seemingly independently, but really the agent of another.
7. bridge.
An exposed hand of cards.

adj

1. False; sham; counterfeit.

Thesaurus: phoney, fake, false, imitation, sham, artificial, bogus, mock, practice, simulated, trial.

verb, tr & intr dummies, dummied, dummying

1a. To make as if to move one way before sharply moving the other, in order to deceive (an opponent);
1b. To do so with (a ball).

Etymology: 16c, originally meaning ‘a person who cannot speak': from dumb.