What does the word common mean?

Usage examples for common

  1. It may be I'm just silly- and she could give me her common sense! – His Second Wife by Ernest Poole
  2. That was a common mistake; others made it in looking at Margaret's eyes. – In the Heart of a Fool by William Allen White
  3. It seems to me only common sense to believe that we're obliged to work them off somewhere until we are free of them. – The Best Short Stories of 1921 and the Yearbook of the American Short Story by Various