What does the word lesser mean?

Usage examples for lesser

  1. The lesser number will be enough, as it's not an affair of fighting. – The Lone Ranche by Captain Mayne Reid
  2. It is eminently necessary that we should endeavor to cut out this evil, but let us keep a due sense of proportion; let us not in fixing our gaze upon the lesser evil forget the greater good. – Complete State of the Union Addresses from 1790 to the Present by Various