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: the date after which something (such as a credit card) is no longer in effect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

That support may have an expiration date, though, and The Economist reported how Zelensky had discussed with his officials organizing an election once a full ceasefire is in place—a situation that the U.S. hopes can happen by the end of April. —Josh Hammer, MSNBC Newsweek, 1 Apr. 2025

This trade would be profitable if the stock appreciates to, or even well through, the $50 strike price as of May expiration (although there may be opportunities to take the trade off profitably before the expiration date). —Michael Khouw, CNBC, 31 Mar. 2025

But that pact only runs through 2026, the same expiration date as CBS’ deal with the USSF, which governs the Open Cup. —Ian Nicholas Quillen, Forbes.com, 27 Mar. 2025

In December 2018, the company’s board of directors approved the repurchase of up to $500 million of its outstanding common stock with no expiration date. —David Trainer, Forbes, 11 Mar. 2025

Word History

First Known Use

1887, in the meaning defined at sense 1

Rhymes for expiration date

• borosilicate
• decontaminate
• deoxycholate
• deteriorate
• differentiate
• diisocyanate
• dinoflagellate
• excommunicate
• incapacitate
• insubordinate
• intercorporate
• interpenetrate

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