a large building which contains offices on several floors, often for several firms.

plural of office block

An office or institution providing telegraphic services, a place from which one could send a telegram (a historical kind of electronic message).

A building in which mail is collected together, then sorted prior to delivery.

plural of sorting office

Any organization that wastes time on bureaucracy to the detriment of its actual business.

plural of circumlocution office

To pass away while serving in a usually important position, such as a president or prime minister.

simple past tense and past participle of die in office

(dated) police station