backdate

verb

back·​date ˈbak-ˌdāt How to pronounce backdate (audio)
backdated; backdating; backdates

transitive verb

: to put a date earlier than the actual one on
backdate a memo
also : to make retroactive
backdate pension rights

Examples of backdate in a Sentence

an increase in salary backdated to the beginning of the year
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Evidence showed that the doctor backdated some claims to bill for injections allegedly provided before the patients even contacted Mailyan’s clinic to request an appointment. Gina Kalsi, PEOPLE, 22 May 2026 She was accused of backdating some claims to bill for injections before the patients had even contacted her clinic to request an appointment. Louis Casiano, FOXNews.com, 19 May 2026 The Crumbie report alleged that Blogoslawski backdated tax payments to avoid charging interest on certain payments. Edmund H. Mahony, Hartford Courant, 24 Apr. 2026 And unlike a traditional or Roth IRA, contributions can’t be backdated to the prior tax year — whatever goes in counts for the calendar year it’s made. Allison Palmer, Charlotte Observer, 20 Apr. 2026 See All Example Sentences for backdate

Word History

First Known Use

1822, in the meaning defined above

Time Traveler
The first known use of backdate was in 1822

Browse Nearby Words

Cite this Entry

“Backdate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/backdate. Accessed 30 May. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster