[ dih-fuhngkt ]
/ dɪˈfʌŋkt /


no longer in effect or use; not operating or functioning: a defunct law; a defunct organization.
no longer in existence; dead; extinct: a defunct person; a defunct tribe of Indians.


the defunct, the dead person referred to: the survivors of the defunct.

Origin of defunct

1540–50; < Latin dēfunctus discharged, dead (past participle of dēfungī), equivalent to dē- de- + functus performed; see function

Related forms

de·funct·ness, nounnon·de·funct, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for defunct

British Dictionary definitions for defunct


/ (dɪˈfʌŋkt) /


no longer living; dead or extinct
no longer operative or valid

Derived Forms

defunctive, adjectivedefunctness, noun

Word Origin for defunct

C16: from Latin dēfungī to discharge (one's obligations), die; see de-, function
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012