An informer to the authorities, especially one who gives up criminal associates.
A pigeon tied to a stool by a piece of twine, used as a decoy to entice free-flying birds to the ground to be shot or trapped.
One who tattles (reports others' wrongdoings), often a child seeking attention.
One who gossips, often for the sake of attention.
To act as a tattletale; to tell on; to give away, reveal, or expose.
telltale; giveaway