What does the word paladin mean?

Usage examples for paladin

  1. He came to meet the caller gladly, like a paladin. – Laughing Bill Hyde and Other Stories by Rex Beach
  2. " Ay, Richard Nevile, ay," said the prelate, with a slight sneer, " play the Paladin, and become the dupe; release the prince, and betray the people!" – The Last Of The Barons, Complete by Edward Bulwer-Lytton