from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Mottled with gray, especially bluish gray; grizzled.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having a gray, mottled appearance
from the GNU version of the Collaborative International Dictionary of English
- adj. Of a light color, or white, mottled with black or brown; grizzled or grizzly.
from The Century Dictionary and Cyclopedia
- Pearl-gray; gray verging on blue.
Medieval Latin grīseus, of Germanic origin.(American Heritage® Dictionary of the English Language, Fourth Edition)