| 词组 | knock out |
| 释义 | knock out 1. knock sb out • knock out sb to make someone become unconscious, for example by hitting them in a fight of giving them drugs: ▪ Louis knocked out his opponent in the first round. ▪ I hit him on the jaw and knocked him out ▪ The nurse gave him some pills to knock him out. knock yourself out (=make yourself unconscious, especially by hitting your head on something) ▪ She fell against the sink and managed to knock herself out. knockout adj informal a knockout blow is a blow that makes someone unconscious: ▪ a knockout punch 2. knock sb/sth out • knock out sb/sth to defeat a person or a team in a competition so that they can no longer take part: ▪ France had been knocked out of the World Cup. ■ SIMILAR TO: be eliminated formal knockout n C BrE a competition in which only the people or teams that win one part play in the next part, until one person or team has defeated all the others: ▪ a semi-final knockout ▪ a knockout competition 3. knock sb out informal if something knocks you out, you are surprised by how good it is: ▪ When I first saw the movie, it really knocked me out. knockout adj only before noun informal extremely good: ▪ another knockout performance by Oasis be a knockout v phrase informal if someone or something is knockout, they are extremely good or attractive: ▪ She was a real knockout in that dress. 4. knock sth out • knock out sth AmE to stop the flow of electricity to an area: ▪ High winds have knocked out power in many parts of North Chicago. 5. knock sb out informal to make someone extremely tired or sleepy: ▪ It had been a hard day, and I was completely knocked out by the time I got home. |
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