cooping
n.— «In the end, Officer Bacon, Shield No. 1627, accidentally locked himself in the back seat of a patrol car while napping—known as “cooping”—during an overnight security shift at 1 Police Plaza. The 911 operator he called for help on his cellphone burst out laughing at his predicament, he said.» —“What He Learned as a New York Officer: He Was a Bad Fit” by Al Baker New York Times Mar. 19, 2009. (source: Double-Tongued Dictionary)