The head of a post office. / (Internet) The administrator of an electronic mail system. / (Britain) A kind of scholar at Merton College, Oxford; portionist.

plural of postmaster

A postmaster responsible for an entire mail distribution organization (usually sponsored by a national government).

plural of Postmaster General

Alternative letter-case form of Postmaster General

plural of Postmaster General

plural of postmaster general

The office or position of postmaster.

plural of postmastership