Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary
1

dummy

play
noun dum·my \ˈdə-mē\

Simple Definition of dummy

  • : a stupid person

  • : a doll that is shaped like and is as large as a person

  • : a copy of a finished object that is used during practice or training

Source: Merriam-Webster's Learner's Dictionary

Full Definition of dummy

plural

dummies

  1. 1 a usually offensive :  a person who is incapable of speaking b :  a person who is habitually silent c :  a stupid person

  2. 2 a :  the exposed hand in bridge played by the declarer in addition to his or her own hand b :  a bridge player whose hand is a dummy

  3. 3 :  an imitation, copy, or likeness of something used as a substitute: as a :  mannequin b :  a stuffed figure or cylindrical bag used by football players for tackling and blocking practice c :  a large puppet usually having movable features (as mouth and arms) manipulated by a ventriloquist d chiefly British :  pacifier 2

  4. 4 :  one seeming to act independently but in reality controlled by another

  5. 5 a :  a mock-up of a proposed publication (as a book or magazine) b :  a set of pages (as for a newspaper or magazine) with the position of text and artwork indicated for the printer

Examples of dummy in a sentence

  1. She loves you, you dummy.

  2. They practiced CPR on a dummy.

  3. The bomb was just a dummy.



Origin and Etymology of dummy

1dumb + 4-y


First Known Use: 1598


2

dummy

adjective dum·my

Simple Definition of dummy

  • : looking real but not functioning or able to be used

Source: Merriam-Webster's Learner's Dictionary

Full Definition of dummy

  1. 1 a :  having the appearance of being real :  artificial <dummy foods in the display case> b :  existing in name only :  fictitious <dummy corporations>

  2. 2 :  apparently acting for oneself while really acting for or at the direction of another <a dummy director>

Examples of dummy in a sentence

  1. They took apart a dummy bomb.

  2. <the dummy shutters on the house are actually made of vinyl and are for decoration only>



1846

First Known Use of dummy

1846


3

dummy

verb dum·my

Definition of dummy

dummied

dummying

  1. transitive verb
  2. :  to make a dummy of (as a publication) —often used with up <dummied up the front page>



Circa 1928

First Known Use of dummy

circa 1928



DUMMY Defined for Kids

dummy

play
noun dum·my \ˈdə-mē\

Definition of dummy for Students

plural

dummies

  1. 1 :  something shaped like a human <a clothes store dummy>

  2. 2 :  a doll used in a ventriloquist's act

  3. 3 :  a stupid person




Medical Dictionary

1

dummy

play
noun dum·my \ˈdəm-ē\

Medical Definition of dummy

plural

dummies

  1. 1:  a horse lacking the ability to respond to ordinary stimuli because of cerebral damage especially following encephalomyelitis

  2. 2:  pontic

  3. 3:  placebo




2

dummy

adjective dum·my

Medical Definition of dummy

  1. :  being a placebo <those who unknowingly receive a dummy pill instead of the real thing—Nicholas Wade>





Seen and Heard

What made you want to look up dummy? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

of, relating to, or near a shore

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

lavender-fields-in-france

Which of these is a synonym of caesura?

torrent rebellion megillah interruption
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ