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: the date after which something (such as a credit card) is no longer in effect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

Elite Treats of Boca Raton, Florida, is recalling its 6-ounce Chicken Chips for Dogs (lot number 24045, expiration date 04/2027) due to potential Salmonella contamination, according to the FDA. —Michele Laufik, Martha Stewart, 25 Feb. 2026

The treats come in a black-and-gold bag marked with lot number 24045 and an expiration date of 04/2027. —Brandee Gruener, Southern Living, 25 Feb. 2026

The recalled lot is IMRAB 3TF with the serial 18665 and an expiration date of March 12, 2027, the Allegheny County Health Department said. —Madeline Bartos, CBS News, 25 Feb. 2026

From McCrea’s perspective, creative evolution has no expiration date, and rhythm, both musical and personal, can carry a life forward across decades. —Lyssanoel Frater, USA Today, 24 Feb. 2026

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