What does "hoar" mean?

Hoar: Gray or white with age; hoary. Whose beard with age is hoar. Coleridge. Old trees with trunks all hoar. Byron.

Additional senses

  1. 2.Musty; moldy; stale. [Obs.] Shak.
  2. 3.Hoariness; antiquity. [R.] Covered with the awful hoar of innumerable ages. Burke.
  3. 4.To become moldy or musty. [Obs.] Shak.

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