Definition of breton

• a. - Of or relating to Brittany, or Bretagne, in France.
• n. - A native or inhabitant of Brittany, or Bretagne, in France; also, the ancient language of Brittany; Armorican.
• a. - Of or relating to Brittany, or Bretagne, in France.
• n. - A native or inhabitant of Brittany, or Bretagne, in France; also, the ancient language of Brittany; Armorican.