WordWeb Online

1. Used until no longer useful
   "worn-out shoes with flapping soles"
   - raddled
    
2. Drained of energy or effectiveness; very tired
   "only worn-out horses and cattle"
   - exhausted, dog-tired, fagged, fatigued, played out, spent, washed-out, worn out, pooped [N. Amer]

See also: tired, worn