What does the word crown mean?

Usage examples for crown

  1. So that if anything happened to your witness, there would be no case for the Crown? – Jack O' Judgment by Edgar Wallace
  2. But I wouldn't trust her with my heart or half a crown." – The Woman With The Fan by Robert Hichens
  3. He won the crown, and alone deserves to wear it. – The Dairyman's Daughter by Legh Richmond