worn out is an adjective meaning "drained of energy or effectiveness; extremely tired; completely exhausted". It carries one recorded sense.
drained of energy or effectiveness; extremely tired; completely exhausted
“the day's shopping left her exhausted”
“he went to bed dog-tired”
“was fagged and sweaty”
“the trembling of his played out limbs”
“felt completely washed-out”
“only worn-out horses and cattle”
“you look worn out”
Definitions, synonyms and semantic relations for worn out come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.