0 a police officer :
Quick, run - there's a cop coming!
She threatened to call the cops.
3 abbreviation for close of play: the end of the working day or the business day:
She is working on a specification which she is hoping to have posted before COP today.
a New York City cop
They got caught by the cops.
Private eyes were not gangsters, but they were not cops either.
He copped a three-game suspension for punching another player.