post·mark
ˈpōs(t)-ˌmärk 
: an official postal marking on a piece of mail
specifically
: a mark showing the post office and date of mailing
Examples of postmark in a Sentence
Verb
The package was postmarked 13 February.
Recent Examples on the Web
Virginia La Torre Jeker, Forbes.com, 18 Aug. 2025
But all ballots received after election day require a postmark showing they were sent on or before that date, and that any ballot with a postmark after election day would not count.
—Christina A. Cassidy, Los Angeles Times, 13 June 2025
Julia Manchester, The Hill, 19 Aug. 2025
Washington and Oregon, which conduct elections entirely by mail, have sued to challenge Trump’s earlier executive order — which sought to require that all ballots must be received by Election Day and not just postmarked by then.
—Nicholas Riccardi, Chicago Tribune, 18 Aug. 2025
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Noun
The tax code itself does not recognize foreign postmarks, but, fortunately, the IRS has had a long-standing policy on accepting official foreign postmarks for federal tax returns, refund claims, statements, or other documents.
—Virginia La Torre Jeker, Forbes.com, 18 Aug. 2025
But all ballots received after election day require a postmark showing they were sent on or before that date, and that any ballot with a postmark after election day would not count.
—Christina A. Cassidy, Los Angeles Times, 13 June 2025
Verb
Many states count mail-in and absentee ballots if they are postmarked by Election Day.
—Julia Manchester, The Hill, 19 Aug. 2025
Washington and Oregon, which conduct elections entirely by mail, have sued to challenge Trump’s earlier executive order — which sought to require that all ballots must be received by Election Day and not just postmarked by then.
—Nicholas Riccardi, Chicago Tribune, 18 Aug. 2025
See All Example Sentences for postmark
Cite this Entry
“Postmark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/postmark. Accessed 29 Sep. 2025.
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