What does the word puzzle mean?

Usage examples for puzzle

  1. How she could do it had been rather a puzzle to me. – Missionary Work Among The Ojebway Indians by Edward Francis Wilson
  2. He liked to puzzle teachers with hard questions. – Stories of Great Americans for Little Americans by Edward Eggleston
  3. I understand, she said; at least I think I do; but, Mr. Richmond, this does not get Norton and me out of our puzzle. – Opportunities by Susan Warner