1. (historical) any of the 12 peers of Charlemagne's court
   "The tales of Roland and other paladins were popular in medieval literature"
    
2. [archaic] Someone who fights for a cause
   "He saw himself as a paladin of environmental justice";
   - champion, fighter, hero

Derived forms: paladins

Type of: defender, guardian, protector, shielder

Encyclopedia: Paladin