What does the word surplus mean?

Usage examples for surplus

  1. There will be no surplus babies. – Editorials-from-the-Hearst-Newspapers by Brisbane, Arthur
  2. Where do you fellows salt your surplus, anyway? – The Killer by Stewart Edward White
  3. All the evil then came from the lack of foresight among the poor, though with brutal frankness he admitted that employers readily availed themselves of the circumstance that there was a surplus of children to hire labor at reduced rates. – Fruitfulness Fecondite by Emile Zola