expiration date

noun

1
: the date after which something (such as a credit card) is no longer in effect
2
: the date after which a product (such as food or medicine) should not be sold because of an expected decline in quality or effectiveness

Examples of expiration date in a Sentence

Check the expiration date on the bottle to make sure the medicine is still good.
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.
The affected product is a 6-ounce tube with lot number 1024088 and an expiration date of November 2026. Angelique Brenes, PEOPLE, 15 May 2026 Sometimes there is an expiration date with that kind of coach. Tony Jones, New York Times, 11 May 2026 An egg that passes visual and smell inspection up to three weeks past the expiration date is almost certainly still good, regardless of what the carton says. Anne Wolf, Martha Stewart, 9 May 2026 An operating license for a dilapidated Boba tea kiosk displays a 2024 expiration date. Audrey Pachuta, Chicago Tribune, 9 May 2026 See All Example Sentences for expiration date

Word History

First Known Use

1887, in the meaning defined at sense 1

Time Traveler
The first known use of expiration date was in 1887

Browse Nearby Words

Cite this Entry

“Expiration date.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/expiration%20date. Accessed 20 May. 2026.

Kids Definition

expiration date

noun
1
: the date on which something (as a credit card) is no longer of use
2
: the last date on which a product (as food or medicine) can be safely used
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