postmark

[pohst-mahrk] /ˈpoʊstˌmɑrk/
noun
1.
an official mark stamped on letters and other mail, serving as a cancellation of the postage stamp and indicating the place, date, and sometimes time of sending or receipt.
verb (used with object)
2.
to stamp with a postmark.
Origin
1670-80; post3 + mark1
Related forms
unpostmarked, adjective
Examples from the web for postmark
  • She stops for a moment now, trying to again remember the postmark on that letter.
  • If the postmark on the envelope is not legible, the taxpayer has the burden of proving the date that the postmark was made.
  • The envelope must remain with the file because, when material, the postmark establishes the filing date of the request for review.
  • Last day to postmark an application by mail for an absentee ballot.
  • postmark registered items twice on the back on the crossing of the upper and lower flaps.
  • If the appeal is metered, with no postmark on the envelope, the date of the meter mark shall be the filing date.
  • If the postmark is not legible, the sender has the burden of proving the date when the postmark was made.
British Dictionary definitions for postmark

postmark

/ˈpəʊstˌmɑːk/
noun
1.
any mark stamped on mail by postal officials, such as a simple obliteration, date mark, or indication of route See also cancellation
verb
2.
(transitive) to put such a mark on mail
Word Origin and History for postmark
n.

1670s, from post (n.3) + mark (n.1). As a verb from 1716. Related: Postmarked; postmarking.