What does the word caw mean?

Usage examples for caw

  1. Lofty arches yawned in the sunlight and a silence as of the grave reigned, broken only by an occasional caw from an inquisitive crow, or the intermittent chattering of apes. – Banked Fires by E. W. (Ethel Winifred) Savi
  2. The crows caw reverently in lofty trees. – The Red Hand of Ulster by George A. Birmingham
  3. I was stooping down to examine a specially clear one, when the loud caw of a very bored looking crow sitting on the wall just above my head made me jump as I have seldom in my life jumped, and reminded me that I was trespassing. – Elizabeth and her German Garden by "Elizabeth", AKA Marie Annette Beauchamp