Meaning & Definition
noun
The act or process of ending or coming to an end, especially in relation to a time limit or the termination of validity.
The expiration of the contract means that all obligations will cease.
The end of the period for which something is valid, such as a date after which a product is no longer safe to use.
Be sure to check the expiration date on the milk before buying it.
The act of breathing out.
With each expiration, she felt more relaxed during her meditation.
A final or conclusive end.
The expiration of the negotiations led to the signing of the new agreement.
Etymology
From the Latin 'expiratio', from 'ex-' meaning 'out' and 'spirare' meaning 'to breathe'.
Common Phrases and Expressions
expiration date:
The date after which a product is no longer considered safe or suitable for use.
expiration of a contract:
The date on which a contract is no longer valid.
expiration period:
The length of time before something becomes invalid.
Slang Meanings
Out of date or no longer good.
That milk is expired; it's got a funky smell.
Dead or finished.
After that fight, his chances of winning were pretty much expired.