The term 'OFFICER's Baton' is a synonym for the word 'TRUNCHEON', which is a nine-letter word. A TRUNCHEON is a short, thick stick or club used by police officers as a weapon to subdue suspects. It is also known as a baton, nightstick, or billy club. Truncheons are typically made of wood, metal, or plastic and are designed to be lightweight and easy to carry. They are used to control crowds, restrain suspects, and protect officers in dangerous situations.