Definitions from Wiktionary ( )

▸ adjective:  No longer in use or active, nor expected to be again.
▸ adjective:  (business) No longer in business or service, nor expected to be again; out of business.
▸ adjective:  (computing) Specifically, of a process: having terminated but not having been reaped (by its parent or an inheritor), and thus still occupying a process slot. See also zombie, zombie process.
▸ adjective:  (linguistics) (of a language) No longer spoken.
▸ adjective:  (now rare) Deceased, dead.
▸ verb:  To make defunct.
▸ noun:  The dead person (referred to).

---

▸ Word origin

▸ Words similar to defunct
▸ Usage examples for defunct

▸ Idioms related to defunct
▸ Wikipedia articles (New!)
▸ Popular adjectives describing defunct
▸ Popular nouns described by defunct
▸ Words that often appear near defunct
▸ Rhymes of defunct

▸ Invented words related to defunct