noun Date: circa 1946 the date after which something (as a credit card) is no longer in effect, the date after which a product (as food or medicine) should not be sold because of an expected decline in quality or effectiveness
EXPIRATION DATE
Meaning of EXPIRATION DATE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012