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: the date after which something (such as a credit card) is no longer in effect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

Chicken Shop Date has reached its expiration date, according to an Instagram post from the star of the popular YouTube series, Amelia Dimoldenberg. — Kory Grow, Rolling Stone, 3 Sep. 2026

Back in May, Nvidia's board approved an additional $80 billion in share repurchases with no expiration date. — Alexa Lomonaco, CNBC, 1 Sep. 2026

Go through all medication, supplements, and first aid supplies and toss anything that’s past its expiration date, been opened for too long, or is damaged. — Maria Sabella, The Spruce, 31 Aug. 2026

The deal also extends the expiration date of non-refundable tax credits issued prior to 2025 by up to five years. — Gene Maddaus, Variety, 29 Aug. 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