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to expire
01
to pass away or cease to live
Intransitive
Examples
The old dog expired peacefully in its sleep.
02
(particularly of a time period) to no longer be valid or active
Intransitive
Examples
The three-year period has expired, so the contract is no longer valid.
03
(of a document, contract, etc.) to no longer be legally recognized because of reaching the end of validity period
Intransitive: to expire point in time
Examples
Her driver 's license is set to expire next month, so she needs to renew it before then.
04
to release air from the lungs, often as a breath or sigh
Transitive: to expire air
Examples
She expired a deep breath after finishing the race.
05
to become unsafe to use after a certain period of time
Intransitive: to expire | to expire point in time
Examples
The milk expired yesterday, so it ’s no longer safe to drink.
Lexical Tree
expiration
expiratory
expired
expire
