Definition of old-man:
(adj) :
Of an object, concept, relationship, etc., having existed for a relatively long period of time.
(adj) :
Of a living being, having lived for most of the expected years.
(adj) :
Of a perishable item, having existed for most of, or more than, its shelf life.
(adj) :
Of a species or language, belonging to a lineage that is distantly related to others.
(adj) :
Having been used and thus no longer new or unused.
(adj) :
Having existed or lived for the specified time.