knock it off

USAGE SUMMARY

'knock it off' is a correct and usable phrase in written English.
You can use it to politely tell someone to stop doing something that you disagree with or find inappropriate. For example, you can say, "That's enough. Knock it off."

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

And knock it off its pedestal it did.

Huffington Post

Knock it off, @NRAA1F.

Independent

He added: "Knock it off".

Independent

Now knock it off".

The Guardian

So, knock it off".

The New York Times

I'm not like, "Hey, knock it off".

The New York Times

Simon says knock it off now.

The Guardian

"Tell them to knock it off".

The New York Times

Would you please knock it off?" Bet it stops.

The New York Times

Knockoffs better knock it off (sorry, couldn't resist that one).

The New York Times

Knock it off, Oney — it's high-school stuff, unprofessional.

The New York Times

Expert writing Tips

Best practice

Use "knock it off" to firmly, but informally, tell someone to stop an unwanted behavior. It is suitable for situations where a more aggressive tone isn't needed.

Common error

Avoid using "knock it off" in professional or academic settings. Its informal nature can be inappropriate; instead, opt for phrases like "please stop" or "cease the behavior."

Linguistic Context

The idiomatic phrase "knock it off" functions primarily as an imperative, used to directly command or urge someone to stop a particular action or behavior. Ludwig examples show it employed in diverse scenarios, from informal scoldings to more serious rebukes.

Expression frequency: Very common

Frequent in

News & Media

85%

Formal & Business

5%

Wiki

5%

Less common in

Academia

1%

Science

1%

Encyclopedias

2%

Ludwig's WRAP-UP

In summary, the phrase "knock it off" is an idiomatic imperative primarily used to tell someone to stop doing something, predominantly in informal settings. As Ludwig AI confirms, it's a grammatically sound and common expression. While highly frequent in News & Media, it is less appropriate for formal or academic contexts. For such settings, alternatives like "please stop" are more suitable. The phrase's effectiveness lies in its directness, though care should be taken to avoid misinterpretations due to its potential for perceived rudeness. Always consider your audience and the situation before using "knock it off".

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

stop it

A direct and simple command to cease an action.

quit it

A straightforward command to stop an action, often used informally.

cut it out

An informal way to tell someone to stop doing something annoying or disruptive.

enough is enough

Indicates that a limit has been reached and something must stop.

give it a rest

Suggests that someone should stop talking or complaining about something.

cool it

Suggests calming down or stopping excessive excitement or anger.

pack it in

Primarily British English, meaning to stop what one is doing.

cease and desist

A formal and legal term demanding the cessation of an activity.

leave it alone

Advises against interfering with something or someone.

desist

A formal term meaning to stop doing something.

FAQs

How can I use "knock it off" in a sentence?

You can use "knock it off" to tell someone to stop doing something, for example, "Hey, "knock it off" with the noise, I'm trying to concentrate."

What's a more formal alternative to "knock it off"?

In a professional or formal setting, you could use phrases like "please stop", "cease the behavior", or "I must ask you to discontinue that" instead of ""knock it off"".

When is it appropriate to use "knock it off"?

"Knock it off" is appropriate in informal settings, such as among friends or family, when you want someone to stop doing something annoying or disruptive. It's less suitable for formal or professional situations.

Is "knock it off" considered rude?

While ""knock it off"" isn't inherently rude, its directness can be perceived as impolite, especially if said abruptly or in a heated tone. Consider your audience and the context before using it.