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
CEO of Professional Science Editing for Scientists @ prosciediting.com
a common expression
Grammar usage guide and real-world examplesUSAGE SUMMARY
"a common expression" is correct and usable in written English.
You can use it when you are referring to a phrase or saying that many people use in everyday life, such as, "A penny saved is a penny earned" or "A picture is worth a thousand words".
✓ Grammatically correct
News & Media
Science
Encyclopedias
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
(This is quite a common expression of prejudice against lower-caste Christians in Pakistan).
News & Media
"No money, no mission" is a common expression in the field.
News & Media
To 'hand someone his head' is a common expression, not normally associated with actual violence.
News & Media
(This is quite a common expression of prejudice against lower-caste Christians in Pakistan). They argued.
News & Media
The two blue light bulbs also bring to mind a common expression for male sexual frustration.
News & Media
Even that phrase was a common expression going back centuries.
News & Media
It had been a common expression among older people "who had use for the old sense of decorum," she said.
News & Media
Recalling Mandela's reaction when he found out, Chuene states: "Mr Mandela was shocked and used a common expression, 'Good Lord'.
News & Media
Children greeted the blackout last Thursday with cries of "Se fue la luz" ("The lights went out"), a common expression back home.
News & Media
Many of these people say that Mr. Chalabi's father's generation was an honorable group -- "a fine family," is a common expression about Mr. Chalabi's father, Abdel Hadi Chalabi.
News & Media
While television gives a common expression to people's anxieties, the Internet has created a powerful platform for individuals to cut loose.
News & Media
Expert writing Tips
Best practice
Use "a common expression" when you want to indicate that a saying or phrase is widely known and used by many people. It adds a sense of shared understanding or familiarity.
Common error
Avoid using "a common expression" to describe jargon or technical terms specific to a niche field. Ensure the phrase you're referring to is genuinely widespread, not just within a limited group.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a common expression" functions as a noun phrase, typically used to introduce or reference a saying or phrase that is widely known and used. Ludwig confirms its correct and frequent usage.
Frequent in
News & Media
43%
Science
35%
Encyclopedias
4%
Less common in
Academia
2%
Formal & Business
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "a common expression" is a frequently used phrase to denote sayings or phrases that are widely known. Ludwig confirms its grammatical correctness and widespread application across diverse contexts. Its primary function is to introduce or reference familiar phrases, fostering a shared understanding with the audience. While generally neutral in register, it is most frequently found in news, science and encyclopedic sources. Alternative phrases include "a widely used phrase" or "a popular idiom". Remember to use it when you want to indicate something is widely known, but avoid using it to refer to jargon only known by a niche group.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a widely used phrase
Focuses on the broad usage of the phrase.
a frequently heard saying
Highlights the auditory experience of hearing the saying often.
a popular idiom
Replaces 'expression' with 'idiom', emphasizing the figurative nature of the phrase.
a prevalent term
Substitutes 'expression' with 'term', focusing on its role as a vocabulary element.
a well-known locution
Uses a more formal synonym 'locution' for 'expression'.
a familiar phraseology
Emphasizes the style or manner of expression.
a standard parlance
Focuses on the phrase's acceptance and use within a particular group.
a conventional utterance
Highlights the customary nature of the expression.
an established turn of phrase
Emphasizes the phrase's long-standing use and acceptance.
a routine remark
Focuses on the habitual use of the expression as a comment or statement.
FAQs
How can I use "a common expression" in a sentence?
You can use "a common expression" to introduce a well-known saying or phrase, such as: "As they say, 'actions speak louder than words' is "a common expression" that emphasizes the importance of behavior over words."
What are some alternatives to "a common expression"?
Alternatives include "a widely used phrase", "a frequently heard saying", or "a popular idiom". The choice depends on the specific nuance you want to convey.
Is it appropriate to use "a common expression" in formal writing?
Yes, "a common expression" is generally acceptable in formal writing when referring to widely recognized phrases. However, ensure the specific phrase you are referencing is appropriate for the formal context.
What makes a phrase qualify as "a common expression"?
A phrase qualifies as "a common expression" when it is widely known, frequently used, and easily understood by a large segment of the population. Its usage transcends specific contexts and becomes part of everyday language.
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.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested