general post office


noun

(in the U.S. postal system) the main post office of a city, county, etc., that also has branch post offices. Abbreviation: G.P.O., GPO

Origin of general post office

First recorded in 1650–60

British Dictionary definitions for general post office

General Post Office

noun

(in Britain until 1969) the department of the central Government that provided postal and telephone services
the main post office in a locality