Used and loved by millions

Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

Unwritten rule

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "Unwritten rule" is correct and usable in written English.
It can be used to refer to a guideline or expectation that is understood but not formally documented or stated. Example: "In our office, there's an unwritten rule that everyone should respect each other's personal space."

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

It's an unwritten rule".

News & Media

The New York Times

"It's an unwritten rule," Mr. O'Sullivan said.

News & Media

The New York Times

It is an unwritten rule between blokes".

This is an unwritten rule of working.

News & Media

The New York Times

More than an unwritten rule, that's baseball reality.

The unwritten rule, however, was not to ask questions.

News & Media

Independent

O.K., it's time to get out the unwritten rule book.

News & Media

The New York Times

Enthusiastic Protestants seem to have flouted that unwritten rule.

News & Media

The Economist

There is a strange, unwritten rule among theatre directors.

News & Media

The Guardian

The unwritten rule: once a chamar, always a chamar.

The Sooner There is an unwritten rule about Jerry Schmidt.

Show more...

Expert writing Tips

Best practice

When discussing company culture or team dynamics, use "unwritten rule" to highlight expected behaviors that aren't formally documented. This can help clarify expectations and foster a more inclusive environment.

Common error

Avoid using "unwritten rule" when referring to official policies or documented procedures. The term specifically denotes informal, unspoken expectations.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "unwritten rule" functions as a noun phrase, typically serving as the subject or object of a sentence. As Ludwig AI confirms, it denotes an informal convention or expectation, often understood but not explicitly stated. Examples from Ludwig show its usage in describing workplace norms, social expectations, and even aspects of sports.

Expression frequency: Very common

Frequent in

News & Media

75%

Science

10%

Formal & Business

5%

Less common in

Wiki

3%

Academia

2%

Social Media

5%

Ludwig's WRAP-UP

The phrase "unwritten rule" is a commonly used and grammatically sound way to describe an unspoken convention or expectation. As Ludwig AI indicates, it is frequently used across various contexts, particularly in news and media, to identify implicitly understood norms within groups, workplaces, or society at large. While alternatives like "unspoken rule" and "tacit agreement" exist, the core meaning remains consistent: an agreement or practice not formally documented but widely recognized and followed. When using this phrase, ensure you're referring to genuine informal expectations and not official policies, to avoid any confusion.

FAQs

How can I use "unwritten rule" in a sentence?

You can use "unwritten rule" to describe a custom or practice that is not formally documented but is generally understood and followed, such as "There's an "unwritten rule" in the office that you don't use the last of the coffee without making a new pot."

What is an alternative to saying "unwritten rule"?

Alternatives to "unwritten rule" include "unspoken rule", "tacit agreement", or "implied norm". The best choice depends on the specific context.

Is "unwritten rule" the same as a law?

No, an "unwritten rule" is not the same as a law. A law is a formal, legally binding rule enforced by a governing authority, while an "unwritten rule" is an informal custom or practice that is generally followed but not legally enforced.

Where is "unwritten rule" commonly applied?

The "unwritten rule" is commonly applied in various social contexts, including workplaces, sports, and social groups, to describe expected behaviors or norms that are not formally documented.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

Editing plus AI, all in one place.

Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: