What does the word plumage mean?

Usage examples for plumage

  1. Their grey plumage being so much like the cardoon bushes in colour had prevented me from seeing them before I was right among them. – Far Away and Long Ago by W. H. Hudson
  2. The Duckling had never seen anything so beautiful before; their plumage was of a dazzling white, and they had long, slender necks. – Favorite Fairy Tales by Logan Marshall
  3. This bird is noted for the extreme beauty of the male's plumage. – The Truth About Woman by C. Gasquoine Hartley