|Origin:||de cooi 'the cage' (= structure of bars for keeping animals in)|
Related topics: Other Sports
someone or something that is used to trick someone into going somewhere or doing something, so that you can catch them, attack them etc:
Officer Langley acted as a decoy to catch the rapist.
a model of a bird used to attract wild birds so that you can watch them or shoot them
—decoy verb [transitive]