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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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dead on

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "dead on" is correct and usable in written English.
It is an informal way of saying "exactly correct". For example, you could say: "My friend's prediction was dead on – he knew exactly what I was going to say!".

✓ Grammatically correct

News & Media

Human-verified examples from authoritative sources

Exact Expressions

48 human-written examples

And he's dead on".

News & Media

The New Yorker

DEAD on arrival.

News & Media

The Economist

"He's dead on," Sanchez said.

It's scarily dead on.

News & Media

The New York Times

They're dead on.

Dead on impact.

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

12 human-written examples

And Hoyle's dead-on about one thing.

News & Media

The New Yorker

"Camilla wants it dead-on.

News & Media

The New York Times

"He was dead-on".

And he hits it, dead-on.

News & Media

The New York Times

"He was dead-on," Mr. Spector recalled.

Show more...

Expert writing Tips

Best practice

Use "dead on" to emphasize the accuracy of a statement or prediction, especially in informal or conversational contexts. For example, "His assessment of the situation was dead on."

Common error

While "dead on" is widely understood, it's best reserved for informal or neutral contexts. Avoid using it in highly formal writing, such as academic papers or legal documents, where more precise language is preferable.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "dead on" functions as an adjective or adverb, modifying a noun or verb to indicate a high degree of accuracy or precision. As Ludwig AI highlights, it signifies that something is exactly correct or perfectly aligned with expectations.

Expression frequency: Very common

Frequent in

News & Media

85%

Formal & Business

5%

Wiki

5%

Less common in

Science

1%

Reference

1%

Encyclopedias

1%

Ludwig's WRAP-UP

In summary, the phrase "dead on" is a versatile expression used to convey a high degree of accuracy or correctness. Ludwig AI confirms that it's grammatically sound and primarily functions as an adjective or adverb. Its usage spans various contexts, with a strong presence in news and media. While generally considered informal to neutral, it's best to reserve it for situations where precision is valued but strict formality isn't required. The frequency of its use, as seen in the examples, indicates it's a commonly understood and accepted phrase. When in doubt, synonyms like "exactly right" or "spot on" can offer similar emphasis with slight nuances.

FAQs

What does "dead on" mean?

The phrase "dead on" means exactly right or accurate. It's often used to describe something that is precisely correct or perfectly aligned with a target or expectation.

How can I use "dead on" in a sentence?

You can use "dead on" to describe a prediction, assessment, or impersonation that is very accurate. For example, "Her impression of the celebrity was "spot on"", or "His analysis of the market was "exactly right" and "dead on"".

What are some synonyms for "dead on"?

Some synonyms for "dead on" include "exactly right", "spot on", "precisely accurate", and "on the mark".

Is it appropriate to use "dead on" in formal writing?

While "dead on" is widely understood, it's generally considered informal. In formal writing, it's best to use more precise and professional alternatives like "accurate", "precise", or "correct".

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Source & Trust

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Authority and reliability

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Real-world application tested

Most frequent sentences: