What does the word sardonic mean?

Usage examples for sardonic

  1. He tried to laugh, but catching sight of its sardonic reflection in the glass became grave again. – The Bell-Ringer of Angel's and Other Stories by Bret Harte
  2. A dry, withered, rather small man, of between 50 and 60, slovenly in dress, and full of a sardonic humour, he was constantly to be met walking in the country lanes, and as often as not conversing with waggoners, poachers, and such country people as came in his way. – The Life of Thomas Wanless, Peasant by Alexander Johnstone Wilson
  3. The parent of the twins regarded them both with sardonic black eyes half shut. – Judith of the Cumberlands by Alice MacGowan