What does the word spare mean?

Usage examples for spare

  1. What if she should ask him to spare her brother? – Cosmopolis, Complete by Paul Bourget Last Updated: March 3, 2009
  2. Besides, that sort of thing required energy, and Ju had none to spare. – Furze the Cruel by John Trevena
  3. I could have gone on for an hour, but there was such a lot to see, we could not spare the time for more than one turn. – The Visits of Elizabeth by Elinor Glyn