Sentence examples for stoolpigeon from inspiring English sources

Working on information received from a stoolpigeon in the underworld of Pittsburgh and aided by the double-crossing of several of the gang's Eastern distributors, police arrested nine men, including the notorious George H. ("Bugs") Moran, once claimant to the throne of Chicago's gangdom.

It is the story of a docker [Brando] who becomes a police stoolpigeon.