stool pigeon
The phrase "stool pigeon" typically refers to a person who informs or betrays others to authorities or law enforcement agencies, particularly by providing information about criminal activities or individuals involved in illegal behavior. It commonly implies that the person is acting as an informant or snitch, potentially for personal gain or to avoid punishment themselves. The term can also be used metaphorically to describe someone who informs or betrays others in non-criminal contexts.
An idiom is a phrase or expression that usually presents a figurative, non-literal meaning attached to the phrase. Does that sound fun? It can be!
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