A father's posthumous children are those born after his death. The name Posthumous or Postumus was sometimes given to children born after the death of their father.
In many cultures, sovereigns are given new names honoring them after death. These names are known as posthumous names.
Posthumous honors are those bestowed after the death of the person honored. Military honors are sometimes given to persons who have died in combat. In many republics, effigies of heads of state may appear on currency only posthumously. Some awards, such as the Nobel Prize, are famously known for not being able to be awarded posthumously. The Darwin Awards are usually granted posthumously unless the receiver of the award rendered him or herself unable to reproduce.
Example Usage of Posthumous
EconomyUS: 5 Smart Books: Holiday Reading (Consumer Action) (source: Smart Money): From a Posthumous Mich... http://twurl.nl/iwlrhr #economy #business
woodymcdonald: What is the best Posthumous 2pac song ? I'm leaning toward Pacs Life with Ashanti and T.I
jakesundstrom: Is anyone else excited to read The Pirate Latitudes? Michael Crichton's Posthumous novel about... well... piracy. Sounds fantastic.