in. to inform (on someone). (To act as a stool (pigeon).) : Britney would stool on anybody, even her own mother.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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n. an informer. (Originally underworld.) : Some stool pigeon spilled the works to the boys in blue. , I'm no stoolie!
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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