Definify.com
Webster 1913 Edition
Dummy
1.
Silent; mute; noiseless; as a dummy engine.
Dum′my
,Noun.
pl.
Dummies
. 1.
One who is dumb.
H. Smith.
2.
A sham package in a shop, or one which does not contain what its exterior indicates.
3.
An imitation or copy of something, to be used as a substitute; a model; a lay figure; as, a figure on which clothing is exhibited in shop windows; a blank paper copy used to show the size of the future book, etc.
4.
(Drama)
One who plays a merely nominal part in any action; a sham character.
6.
(Railroad)
A locomotive with condensing engines, and, hence, without the noise of escaping steam; also, a dummy car.
7.
(Card Playing)
The fourth or exposed hand when three persons play at a four-handed game of cards.
8.
A floating barge connected with a pier.
Knight.