the GNU version of the Collaborative International Dictionary of English
adj. White, or grayish white.
adj. Gray or white with age; hoary.
adj. Musty; moldy; stale.
n. Hoariness; antiquity.
v. To become moldy or musty.
The Century Dictionary and Cyclopedia
White: as, hoar frost (see hoar-frost); hoar cliffs.
Gray, as with age; hoary: as, hoar locks.
Hence Old; ancient; antique.
Moldy; musty.
n. Hoariness; antiquity.
To become white or hoar.
To become moldy or musty.
To make white or hoary.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. showing characteristics of age, especially having grey or white hair
n. ice crystals forming a white deposit (especially on objects outside)
Word Usage
"Thanks for the kind words, the term hoar frost has an ancient ring to it to my ears and the landscape is beautiful, but I NEED to go outside and piddle around for my mental and physical health."