overaged

adj.

1.

too old to be useful.

Thesaurus

Adj.

1.

overaged - too old to be useful; "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope over-the-hill, overage, superannuated old - (used especially of persons) having lived for a relatively long time or attained a specific age; "his mother is very old"; "a ripe old age"; "how old are you?"