over-the-hill

o·ver-the-hill (vr--hl)

adj. Informal

1. Past the peak of one's youthful vigor and freshness.

2. Far along in life; old.

Thesaurus

Adj.

1.

over-the-hill - too old to be useful; "He left the house...for the support of twelve superannuated wool carders"- Anthony Trollope overage, overaged, 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?"