Bedeutung von “knock someone out” im Essential English Dictionary

knock someone out

phrasal verb with knock uk /nɒk/ verb

to make someone become unconscious, usually by hitting them on the head:

He was knocked out halfway through the fight.

to defeat a person or team in a competition so that the person or team cannot take part any more:

Our team was knocked out in the semifinals.

(Definition von “knock someone out” aus dem Cambridge Essential Dictionary © Cambridge University Press)