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
Brandi D. Addison, Austin American-Statesman, 7 Oct. 2024
Those opting to pay by mail should take into account postmarks for payment deadlines.
—Cailey Gleeson, Journal Sentinel, 30 Dec. 2024
Dan Perry, Newsweek, 31 Jan. 2025
What's next: Ballots must be postmarked by Feb. 11 or returned to an official ballot dropbox by 8pm that day to be counted.
—Melissa Santos, Axios, 28 Jan. 2025
See all Example Sentences for postmark 
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Noun
Your mail must have a Monday, Oct. 7 postmark to make the voter registration deadline.
—Brandi D. Addison, Austin American-Statesman, 7 Oct. 2024
Those opting to pay by mail should take into account postmarks for payment deadlines.
—Cailey Gleeson, Journal Sentinel, 30 Dec. 2024
Verb
Claims must be filed online or postmarked no later than April 15, 2025.
—Dan Perry, Newsweek, 31 Jan. 2025
What's next: Ballots must be postmarked by Feb. 11 or returned to an official ballot dropbox by 8pm that day to be counted.
—Melissa Santos, Axios, 28 Jan. 2025
See all Example Sentences for postmark
Dictionary Entries Near postmark
Cite this Entry
“Postmark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/postmark. Accessed 20 Feb. 2025.
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