What does the word defunct mean?

Usage examples for defunct

  1. And the roses were almost literally the sole remains of that defunct enterprise, having taken the last of Ernestine's dollars. – One Woman's Life by Robert Herrick
  2. Some of the wags of our other two companies on board the Dover, pretending to think we must have been cast away and lost, had erased all our names from the army list as defunct. – Twenty-Five Years in the Rifle Brigade by William Surtees