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[pohst-mas-ter, -mah-ster] /ˈpoʊstˌmæs tər, -ˌmɑ stər/
the official in charge of a post office.
(formerly) the master of a station that furnished post horses to travelers.
Origin of postmaster
1505-15; post3 + master
Related forms
postmastership, noun
subpostmaster, noun
subpostmastership, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for postmaster
Contemporary Examples
Historical Examples
  • I think the best idea of all was your taking the post horses, and then getting a fresh suit of clothes from the postmaster.

  • "I haven't seen anything of it yet, Miss Larrabee," replied the postmaster.

    Down The River Oliver Optic
  • Roosevelt bettered the advice by asking to have the postmaster General called before the committee at the same time as himself.

  • I've been down to Riverport this forenoon, and seen the postmaster there.

    Down The River Oliver Optic
  • But everybody else, except you and me and the postmaster, believed I had a letter regular every week.

  • The postmaster went himself, and his wife accompanied him to "do some shopping."

    Down The River Oliver Optic
  • At a village some leagues beyond Metz, the postmaster came and told him that there were no horses.

  • Quite a number of witnesses were present, including the postmaster of Riverport.

    Down The River Oliver Optic
British Dictionary definitions for postmaster


an official in charge of a local post office Also (feminine) postmistress
the person responsible for managing the electronic mail at a site
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for postmaster

1510s, from post (n.3) + master (n.).

Online Etymology Dictionary, © 2010 Douglas Harper
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postmaster in Technology

The electronic mail contact and maintenance person at a site connected to the Internet or UUCPNET. Often, but not always, the same as the admin. The Internet standard for electronic mail (RFC 822) requires each machine to have a "postmaster" address; usually it is aliased to this person. See also webmaster.

The Free On-line Dictionary of Computing, © Denis Howe 2010
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