Definition of "posthumous"

posthumous

/ˈpɒs.t͡ʃə.məs/

adjective
not comparable
1. After the death of someone.
  Quotations
  The most favorable posthumous history the stay-at-home traitor can hope for is—oblivion.
  1885, Ulysses S. Grant, “Chapter IV”, in The Personal Memoirs of U. S. Grant, New York, United States: Charles L. Webster & Co., page 68
2. Taking place after one's own death.
3. In reference to a work, published after the author's death.
  Quotations
  Eight posthumous albums have been released to date – two more than the man managed in his lifetime – often with conspiracy-baiting titles such as Still I Rise and Tupac Resurrection.
  2012 April 17, Alex Macpherson, “Tupac's hologram reflects another milestone in his mythology”, in The Guardian‎
4. (originally) Born after the death of one's father.