hoary
hoa-ry
adjective
Grey or white with age, especially referring to hair or frost.
"The old man's hoary beard was impressive."
adjective
Very old and unoriginal; hackneyed or clichéd.
"He told a hoary old joke, again."
Thesaurus
Synonyms: hairy, hirsute, canescent, haired, rusty, old, grey, white-haired, grey-headed, grizzly, gray-haired, gray-headed