What does the word engagement mean?

Usage examples for engagement

  1. " I really must go; I've got an engagement," he said. – The Safety Curtain, and Other Stories by Ethel M. Dell
  2. At anyrate, the engagement was announced. – A Butterfly on the Wheel by Cyril Arthur Edward Ranger Gull
  3. You both were quite of one mind, and I was given to understand that the engagement was at an end. – Ayala's Angel by Anthony Trollope