Word.ws English Dictionary

P.O.

P.O. is the abbreviation of post office.

P.O. is the abbreviation of postal order.

Meaning of post office

Noun

post office (countable and uncountable, plural post offices)

  1. (countable) A place (building, office, shop, or counter) concerned with the business of delivering letters, post or mail and selling stamps, etc.
    • We were over the border here, into Northern Ireland, and the post office had a very English atmosphere. It was pleasant, too, much as we enjoyed the hospitality of the Republic, to be buying stamps with the Queen's head on them, and to be posting our cards in a red pillar-box, instead of a green...1955 June, Rev. A. W. V. Mace, “An Irish Journey—2”, in Railway Magazine, page 393
  2. (countable) An organization that delivers letters.
    • “The post-office is a wonderful establishment!” said she.—“The regularity and despatch of it! If one thinks of all that it has to do, and all that it does so well, it is really astonishing!”1815, Jane Austen, Emma, volume II, chapter 16
  3. (Canada, US, uncountable) A party game involving the exchange of kisses.
    Synonyms:
    postman's knock

Meaning of postal order

Noun

postal order (plural postal orders)

  1. A money order purchased at and issued by a post office for redemption at another post office to a named recipient.
    • ...the bill to establish a postal order system...1864 August 3, New York Times, page 2

Phrases with P.O.

Questions about P.O.

What is P.O. the abbreviation of?
P.O. is the abbreviation of post office.

Words near P.O. in the dictionary

  1. p.g.a.
  2. P.G.s
  3. P.I.
  4. p.m.
  5. p.m.a.
  6. P.O.
  7. P.O. Box
  8. P.O.'d
  9. p.o.'ed
  10. p.o.ed
  11. P.O.I.

Source and license

Adapted from Wiktionary: P.O. (page history and authors); post office (page history and authors); postal order (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “P.O..” Word.ws, https://word.ws/p.o.. Based on Wiktionary, CC BY-SA 4.0.