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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.
local postmasterships, which previously had been handled as patronage