What does the word boss mean?

Usage examples for boss

  1. I seen him show it to Boss Tolley. – The Heart of Canyon Pass by Thomas K. Holmes
  2. She's not w'ite, boss,- she's a bright mulatter. – The House Behind the Cedars by Charles W. Chesnutt
  3. Let me go home, boss! – The Just and the Unjust by Vaughan Kester