The definition of a dummy is a fool, or a figure made to look like a person.(noun)
Dummy means fake.(adjective)
An example of dummy used as an adjective is in the phrase "dummy trap," which means a fake trap.
See dummy in Webster's New World College Dictionary
noun pl. dummies
Origin: < dumb + -y
See dummy in American Heritage Dictionary 4
noun pl. dum·mies
Origin: From dumb.
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