What does the word gravestone mean?

Usage examples for gravestone

  1. " A pity that he did not tell the truth on the gravestone- that he did not follow his star to the last, monsieur? – Cumner & South Sea Folk, v5 by Gilbert Parker
  2. But where is the " triple curse" with which, according to this authority, " that gravestone is weighted"? – Shakespeare's Bones by C. M. Ingleby