Definitions of graybeard

n a man who is very old

Methuselah, greybeard, old man
codger, old codger
used affectionately to refer to an eccentric but amusing old man
antique, gaffer, old geezer, old-timer, oldtimer
an elderly man
a man who is older and higher in rank than yourself
Type of:
adult male, man
an adult person who is male (as opposed to a woman)
golden ager, old person, oldster, senior citizen
an elderly person

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