GRIZZLY Meaning of GRIZZLY in English adj. & n.adj. (grizzlier, grizzliest) grey, greyish, grey-haired. n. (pl. -ies) (in full grizzly bear) a large variety of brown bear, found in n. America and n. Russia. Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012