P.O.

A form of post office — A place (building, office, shop, or counter) concerned with the business of delivering letters, post or mail and selling stamps, etc.

Similar
petty officerPO
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Meanings

noun
  1. abbreviationAbbreviation of post office.
  2. abbreviationAbbreviation of postal order.

Synonyms & antonyms

nouna noncommissioned officer in the Navy or Coast Guard with a rank comparable to sergeant in the Army

Similar
petty officerPO
Broader
noncommissioned officernoncomenlisted officer
Also see
petty officerpo

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

P.O.. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/P.O.

MLA

“P.O..” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/P.O.. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “P.O.,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/P.O..

Source: P.O. on Wiktionary, CC BY-SA 4.0.