B2nounformalbusinesslaw
US/ˌek.spəˈreɪ.ʃən/
UK/ˌek.spɪˈreɪ.ʃən/
the end of the time during which something, such as a card, contract or offer, is valid
In context
Check the expiration date on your passport before you book a flight.
Your membership will be renewed automatically unless you cancel before its expiration.
The expiration of the contract gives both sides a chance to renegotiate.
Words that go with expiration
noun + noun
- expiration dateThe expiration date is printed on the bottom of the box.
- contract expirationContract expiration is set for December 31.
noun + preposition
- upon expirationThe lease ends upon expiration of the term.
- expiration of a contractThe expiration of the contract is next March.
- before expirationUse the coupon before expiration.
verb + noun
- nearing expirationAny medicine nearing expiration should be thrown away.
Common mistakes
Incorrect:
The expiration of this coupon is June 1.Correct: The expiration date of this coupon is June 1.