'knocked-out' definitions:

Definition of 'knocked-out'

(from WordNet)
adjective
Damaged; "the gym has some of the most knocked-out equipment since Vic Tanny"

Definition of 'knocked-out'

From: GCIDE
  • knocked-out \knocked-out\ adj. damaged; -- not used of persons; as, the gym has some of the most knocked-out equipment since Vic Tanny. Opposite of undamaged. [prenominal]
  • Syn: knocked out. [WordNet 1.5]