What does the word prison mean?

Usage examples for prison

  1. I'm accustomed to prison from nine to six: I daresay I can stand it from six to nine as well. – Misalliance by George Bernard Shaw
  2. You would sooner have been locked up again in prison? – Ayala's Angel by Anthony Trollope
  3. " He must go to prison," insisted Mr. Ricaby. – John Marsh's Millions by Charles Klein Arthur Hornblow