A jailer.

An office at a place in a building or floor where two walls join together, generally occupied by managers.

(military) An officer who derives authority directly from a sovereign power and, as such, holds a commission charging them with the duties and responsibilities of a specific office or position.

The official office of the President of the United States, located in the West Wing of the White House.

A proposed office of the future, where computers and software have made paper unnecessary.

plural of petty officer

Alternative form of box office

One who shares an office with another

(military, nautical) A naval officer with the rank of rear admiral or above. Such officers are entitled to fly a personal flag, especially on the flagship.

plural of office mate