noun
- a blow that knocks someone unconscious
- a competition in which the loser of each round is eliminated
- an extremely attractive or impressive person or thing
Usage: boxing
Usage: informal
adjective
- extremely attractive or impressive
Usage: informal
Examples
- The boxer won by knockout in the third round.
- Our team was eliminated in the first round of the knockout tournament.
- She looked like a knockout in her evening dress.
- The new restaurant serves knockout desserts.
- It was a knockout performance by the lead actor.
- The championship uses a knockout format.
- He delivered a knockout punch to end the fight.