greybeard

n.

1.

a man who is old.

Noun

1.

greybeard - a man who is very old Synonyms: graybeard, old man, Methuselah

adult male, antique, codger, gaffer, golden ager, graybeard, man, Methuselah, old codger, old geezer, old man, old person, old-timer, oldster, oldtimer, patriarch, senior citizen