jump out
n.— «Jump Outs: Phrase used for Detectives who are know for quickly stopping their vehicles, jumping out and conductin arrests. (Jump out boys). ex: We was chillin & all of a sudden the JUMP OUTS rolled up and kilt the whole demo.» —“Y & B’s Chicago Slang dictionary” Y&B.net (Chicago, Illinois) , 2004. (source: Double-Tongued Dictionary)