to trick somebody/something into doing what you want them to do, going where you want them to go, etc.

an animal or a bird, or a model of one, that attracts other animals or birds, especially so that they can be shot by people who are hunting them

a thing or a person that is used to trick somebody into doing what you want them to do, going where you want them to go, etc.

<i>They were smuggled out of the building in a police decoy operation.</i>

<i>We need someone to act as a decoy to distract their attention.</i>

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