What does "knock out" mean?

To render unconscious To cause someone to lose consciousness.

How do you use "knock out" in a sentence?

The anaesthetic knocked me out. The blow knocked him out. Those pills really knock you out.

Phrasal Verb BritishAmericanAustralian ★★★★★ Very Common Neutral

Meaning: To render unconscious

使失去知觉

Dejar inconsciente

意識を失わせる

의식을 잃게 하다

To cause someone to lose consciousness.

使某人失去意识。用于描述因麻醉、击打、药物等导致失去意识的情况。

Causar que alguien pierda el conocimiento. Se usa para describir la pérdida de consciencia por anestesia, golpes, medicamentos, etc.

誰かを気絶させること。麻酔、打撃、薬物などによって意識を失わせる場合に使う。

누군가를 의식불명 상태로 만들다.

Base verb: knock

Particle: out

Separable: Yes — the object can go between the verb and particle

The anaesthetic knocked me out.
麻醉让我失去了意识
La anestesia me dejó fuera de combate
麻酔で意識がなくなった
마취 때문에 의식이 없어졌다.
The blow knocked him out.
那一击把他打晕了
El golpe lo dejó inconsciente
その一撃で彼は気を失った
그 충격으로 그는 기절했다.
Those pills really knock you out.
那些药片真的让人昏昏欲睡
Esas pastillas te dejan KO
あの薬は本当に眠くなる
그 약은 정말 잠이 쏟아지게 한다.

Context: unconsciousness, anaesthesia, sedation

Tone: casual

From being knocked down.

Era: Modern

Generation: All ages

Social background: Universal