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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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onus is on

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "onus is on" is correct and usable in written English.
This phrase is used to describe someone or something that has a responsibility to take action in a given situation. Example: The onus is on the government to ensure that all citizens have access to quality healthcare.

✓ Grammatically correct

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

56 human-written examples

"The onus is on him.

The onus is on them.

News & Media

The New Yorker

The onus is on Europe to respond.

News & Media

The Guardian

"The onus is on us," he said.

News & Media

The New York Times

But the onus is on the EU.

News & Media

The Economist

The onus is on you.

News & Media

The New York Times

So the onus is on us.

News & Media

The Guardian

Now the onus is on us.

"The onus is on the district attorney.

News & Media

The New York Times

The onus is on the government: what should be secret?

So the responsibility, the onus, is on Assad.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "onus is on" to clearly and directly assign responsibility for a specific action or outcome. This phrasing is suitable for both formal and informal contexts.

Common error

Avoid using "onus is on" when the responsibility is shared or unclear. Ensure that the subject you are assigning responsibility to has the authority and capacity to fulfill the obligation.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "onus is on" functions primarily to assign responsibility or obligation to a specific entity. Ludwig's examples clearly illustrate this function across various contexts, indicating that the responsibility for a particular action or outcome rests with the mentioned party. It's a direct way of pointing out who needs to take action.

Expression frequency: Very common

Frequent in

News & Media

69%

Formal & Business

15%

Science

4%

Less common in

Encyclopedias

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "onus is on" is a frequently used phrase that effectively assigns responsibility. According to Ludwig, it's grammatically correct and serves to clearly place a demand on someone to act. The phrase is most commonly found in news and business contexts, indicating a neutral to professional register. While there are many alternative phrases, such as "responsibility lies with" or "it is up to", the phrase "onus is on" remains a direct and clear way to express where a responsibility lies. When writing, be sure that the responsibility you assign is both clear and feasible for the entity in question.

FAQs

How can I use "onus is on" in a sentence?

Use "onus is on" to indicate that someone has a duty or responsibility to do something. For example, "The "onus is on" the company to ensure the safety of its employees."

What's a less formal alternative to "onus is on"?

Alternatives include "it is up to" or "it's their responsibility", which are more suitable for casual conversations.

What is the difference between "onus is on" and "responsibility lies with"?

While similar, "onus is on" emphasizes a burden or duty, whereas "responsibility lies with" simply states where the accountability resides. The choice depends on the specific nuance you want to convey.

Is "onus is on" appropriate for formal writing?

Yes, "onus is on" is appropriate for formal writing, especially in legal, business, or academic contexts. It clearly and concisely assigns responsibility.

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Source & Trust

89%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: