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to expire
01
to pass away or cease to live
Intransitive
Example
The old dog expired peacefully in its sleep.
The patient expired despite the doctors ’ efforts.
02
(particularly of a time period) to no longer be valid or active
Intransitive
Example
The three-year period has expired, so the contract is no longer valid.
The president's term of office expires in December.
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
Example
Her driver 's license is set to expire next month, so she needs to renew it before then.
The lease on their apartment expired at the end of the year, prompting them to negotiate a new rental agreement.
04
to release air from the lungs, often as a breath or sigh
Transitive: to expire air
Example
She expired a deep breath after finishing the race.
He expired a sigh of relief when the test was finally over.
05
to become unsafe to use after a certain period of time
Intransitive: to expire | to expire point in time
Example
The milk expired yesterday, so it ’s no longer safe to drink.
This bottle of cough syrup expires in two weeks.
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