<p><strong>Noun</strong></p><ul><li>narcotics officer</li></ul><p><strong>Verb</strong></p><ul><li>(used without object), Slang.<ul><li>narced [nahrkt]</li><li>narc·ing [nahr, -king]</li><li>to inform on someone to the police or a narcotics officer for possession, sale, etc., of illicit drugs (usually used with on): "It figures he’d narc on me to the cops as soon as he saw my stash."</li><li>"Who narced?"</li><li>to inform on someone to an authority (usually used with on): "I've narced on drivers I see throwing litter out their windows."</li></ul></li></ul><p><strong>Verb Phrase</strong></p><ul><li>Slang.<ul><li>to inform on: "A few kids were narced out as drug dealers and got expelled from school."</li><li>"Won’t the neighbors narc you out to the authorities for keeping chickens?"</li></ul></li></ul>