'KO'd' definitions:

Definition of 'KO'd'

From: WordNet
adjective
Knocked unconscious by a heavy blow [syn: knocked out(p), kayoed, KO'd, out(p), stunned]

Definition of 'KO'd'

From: GCIDE
  • KO'd \KO'd\ adj. [from KO, v. t.] rendered unconscious, usually by a blow.
  • Syn: knocked out(predicate), kayoed, out(predicate), stunned. [WordNet 1.5]

Definition of 'KO'd'

From: GCIDE
  • KO \KO\ v. t. [imp. & p. p. KO'd; p. pr. & vb. n. KO'ing.] To knock out; to deliver a blow that renders (the opponent) unconscious; -- used especially in boxing. [acronym]
  • Syn: knockout. [WordNet 1.5]