What does the word spoil mean?

Usage examples for spoil

  1. You should not spoil me so. – Molly Brown's Orchard Home by Nell Speed
  2. Did I spoil something? – Jean of the Lazy A by B. M. Bower
  3. But you 'd spoil him, Nelly, if I wasn'there to prevent it. – The Bramleighs Of Bishop's Folly by Charles James Lever