expire.
To die.
Meaning & usage
To die.
The patient expired in hospital.
To lapse and become invalid.
My library card will expire next week.
To come to an end; to conclude.
To exhale; to breathe out.
To give forth insensibly or gently, as a fluid or vapour; to emit in minute particles.
To bring to a close; to terminate.
To cause to lapse; to invalidate.
The site expires cached pages that are older than 24 hours.
Where this word comes from
From Middle English expire, from Middle French expirer, from Latin expīrō, exspīrō, from ex- (“out”) + spīrō (“breathe, be alive”).
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.