- 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 to be no longer valid because the period of time for which it could be used has ended synonym run out (2) When does your driving licence expire? Our lease on the house expires next month.
- 2[intransitive] (of a period of time, especially one during which somebody holds a position of authority) to end His term of office expires at the end of June.
- 3[intransitive] (literary) to die She had expired while bearing her son. Word Origin late Middle English: from Old French expirer, from Latin exspirare
BrE BrE//ɪkˈspaɪə(r)//; NAmE NAmE//ɪkˈspaɪər//Verb Forms present simple I / you / we / they expire
BrE BrE//ɪkˈspaɪə(r)//; NAmE NAmE//ɪkˈspaɪər//he / she / it expires
BrE BrE//ɪkˈspaɪəz//; NAmE NAmE//ɪkˈspaɪərz//past simple expired
BrE BrE//ɪkˈspaɪəd//; NAmE NAmE//ɪkˈspaɪərd//past participle expired
BrE BrE//ɪkˈspaɪəd//; NAmE NAmE//ɪkˈspaɪərd//-ing form expiring
BrE BrE//ɪkˈspaɪərɪŋ//; NAmE NAmE//ɪkˈspaɪərɪŋ//