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• post office
  post office

  noun

  an office or station of a government postal system at which mail is received and sorted, from which it is dispatched and distributed, and at which stamps are sold or other services rendered. PO, P.O.
• Post Office
  Post Office

  noun

  a government department or authority in many countries responsible for postal services and often telecommunications

post office

American  

[pohst aw-fis, of-is] / ˈpoʊst ˌɔ fɪs, ˌɒf ɪs /

noun

1. an office or station of a government postal system at which mail is received and sorted, from which it is dispatched and distributed, and at which stamps are sold or other services rendered. PO, P.O.

2. Often Post Office the department of a government charged with the transportation of mail.

3. an old-fashioned game in which one player is designated “postmaster” or “postmistress” and calls another player of a different gender into an adjoining room, ostensibly to receive a letter but actually to receive a kiss.

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Post Office ¹ British  

noun

1. a government department or authority in many countries responsible for postal services and often telecommunications

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post office ² British  

noun

1. a building or room where postage stamps are sold and other postal business is conducted

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Other Word Forms

• post-office
  adjective

Etymology

Origin of post office

First recorded in 1645–55

Example Sentences

Patients who had signed off on the two-drug treatment but whose pills hadn’t yet reached the post office had to be recontacted to consent to receiving misoprostol alone and reeducated on how to use it.

From Slate • May 18, 2026

Standing in front of the post office in Alhambra, the 52-year-old paddled her arms as though to keep from sinking.

From Los Angeles Times • May 17, 2026

She took it to her local post office but was told Lloyds Banking Group customers could no longer pay in cheques through the Post Office after the service was stopped in January.

From BBC • May 14, 2026

“I noticed you cashed the check 10 days after the wedding. It’s a shame you didn’t run as fast to the post office to send a thank-you note as you did to the bank.”

From MarketWatch • Apr. 13, 2026

Hey, so I don’t know if this is supposed to be a joke or a prank or what, but I saw your flyer about the post office.

From "What If It's Us" by Becky Albertalli and Adam Silvera

Related Words

• postal service