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A person who is in charge of the operations of a post office.

post′mas′ter·ship′ n.


1. the office or position of a postmaster
2. (Professions) the office or position of a postmaster
References in classic literature ?
As soon as I heard the San Francisco postmastership was vacant, I made up my mind to get it--and here I am.
In the spring of 1862, he failed a scholarship examination for Christ Church, Oxford, but, in 1863, was elected to a Classical Postmastership, as the scholarships at Merton College, Oxford, were called.
The problematic man had resigned his postmastership, then had been reappointed elector by his two colleagues, and the three had cast their votes for Hayes.