Definitions of expired adjective having come to an end or become void after passage of a period of time “an expired passport” “caught driving with an expired license” synonyms: invalid Synonyms for EXPIRED: defunct, extinct, vanished, gone, departed, done, bygone, obsolete; Antonyms of EXPIRED: existing, alive, extant, active, living, existent, dynamic, thriving The meaning of EXPIRED is dead, deceased —often used as a euphemistic or humorous alternative to dead. How to use expired in a sentence. Learn the correct usage of expired and is expired in English. Discover differences, examples, alternatives and tips for choosing the right phrase. EXPIRED definition: past participle of expire. and past tense form of expire. See examples of expired used in a sentence. EXPIRED definition: 1. past simple and past participle of expire 2. If something that lasts for a fixed length of time…. Learn more. 1. To come to an end; terminate: My membership in the club has expired. 2. To breathe one's last breath; die: The patient expired early this morning. 3. To exhale; breathe out. EXPIRED meaning: 1. past simple and past participle of expire 2. If something that lasts for a fixed length of time…. Learn more. expired that is no longer valid that has been breathed out dead Find 111 different ways to say EXPIRED, along with antonyms, related words, and example sentences at Thesaurus.com.