What does the word sign mean?

Usage examples for sign

  1. " Well, sir, when we went out, the sign was everything. – The Mystery of the Locks by Edgar Watson Howe
  2. So the boy went at once, for he had a good sign. – Traditions of the Tinguian: A Study in Philippine Folk-Lore by Fay-Cooper Cole
  3. Sure sign of being a little out of order. – The Man with a Shadow by George Manville Fenn