jump-out
n.β Β«One week after Tyshaunβs slaying, narcotics officers made a bust at a house across the street. As officers approached, the three children left unattended there shouted a warning to their mother: “The jump-outs are here.”Β» ββBattfield on Beat 252” by Lara Becker Democrat and Chronicle (Rochester, N.Y.) Aug. 12, 2001. (source: Double-Tongued Dictionary)