- 1 [intransitive] (of a document, an agreement, etc.) to be no longer valid because the period of time for which it could be used has ended synonym run out When does your driver's license expire? Our lease on the house expires next month.
- 2[intransitive] (of a period of time, especially one during which someone holds a position of authority) to end His term of office expires at the end of June.
- 3[intransitive] (literary) to die see also unexpired
NAmE//ɪkˈspaɪər//Verb Forms present simple I / you / we / they expire
he / she / it expires
past simple expired
-ing form expiring
expiredjump to other results
adjective an expired passport