The Collaborative International Dictionary
overaged
overaged \overaged\ adj. too old to be useful.
Syn: overage, superannuated.
Wiktionary
overaged
a. aged too much
WordNet
overaged
adj. too old to be useful; "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope [syn: overage, superannuated, over-the-hill]