overaged

from WordNet (r) 3.0 (2006)

overaged
    adj 1: too old to be useful; "He left the house...for the
           support of twelve superannuated wool carders"- Anthony
           Trollope [syn: {overage}, {overaged}, {superannuated},
           {over-the-hill}]

from The Collaborative International Dictionary of English v.0.48

overaged \overaged\ adj.
   too old to be useful.

   Syn: overage, superannuated.
        [WordNet 1.5]