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
by a thin margin
Grammar usage guide and real-world examplesUSAGE SUMMARY
'by a thin margin' is correct and usable in written English.
You can use it when referring to a narrow difference, usually in a contest or election. For example: "John won the election by a thin margin of five votes."
✓ Grammatically correct
News & Media
Alternative expressions(7)
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
40 human-written examples
In 2014, she was re-elected by a thin margin after an especially divisive campaign.
News & Media
In 2001, he was elected by a thin margin and with less than 30% of the vote.
News & Media
Trump won Pennsylvania by a thin margin, and four of the 20 House Republicans who voted against the health-care bill were from that state.
News & Media
In 1993, Mr. Florio was cast into exile by a thin margin, becoming the only governor in New Jersey's modern history to be denied a second term.
News & Media
While Ms. Rousseff won by a thin margin, the tumultuous race was marked by accusations of corruption, personal insults and heated debates, revealing climbing polarization in Brazil.
News & Media
After hours of suspense, Republican officials also called him the winner by a thin margin in Colorado, giving him an entirely remarkable clean sweep of all three states.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
20 human-written examples
It was the first quarter that "This Week" beat "Meet the Press" in 16 years, though it did so by just a thin margin (2.532 million total viewers to 2.513 million).
News & Media
For what it's worth, some oddsmakers are sticking with Tagovailoa as the favorite, albeit by a thinner margin, while others have switched.
News & Media
But when put to a popular vote, Colombians on Sunday said no, even if by a razor thin margin.
News & Media
Currently, Labour hold it by a razor thin margin.
News & Media
It may well boost his standing after he won re-election in July by a surprisingly thin margin.
News & Media
Expert writing Tips
Best practice
When describing election results or competitive scenarios, using "by a thin margin" effectively conveys the closeness of the outcome. Enhance clarity by specifying the exact difference or percentage, for example, "won by a thin margin of 2%."
Common error
Avoid using "by a thin margin" when the difference is substantial or clearly significant. The phrase is most appropriate when the outcome is very close and could have easily gone the other way.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "by a thin margin" functions as an adverbial phrase, modifying a verb to describe how something was achieved or to what extent something occurred. As Ludwig AI explains, it highlights that the action was completed with minimal difference.
Frequent in
News & Media
85%
Formal & Business
5%
Wiki
5%
Less common in
Science
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "by a thin margin" is a correct and commonly used prepositional phrase to describe a situation where the outcome is very close. According to Ludwig AI, it's suitable for describing a narrow difference, often in elections or competitions. The phrase appears most frequently in news and media contexts and is considered to be neutral in register. To enhance your writing, ensure the context accurately reflects a close outcome and specify the numerical difference when possible.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
by a narrow margin
Replaces "thin" with "narrow", maintaining the same meaning of a small difference.
by a slim margin
Substitutes "thin" with "slim", which also suggests a small or slight difference.
by a slight difference
Changes the structure to emphasize the small difference rather than the margin.
by a hair's breadth
Uses an idiom to describe the narrowness of the victory or difference.
by a whisker
Another idiomatic expression indicating a very close outcome.
barely
A single word to indicate the minimum effort to achieve the result.
by a close call
Highlights the precarious nature of the situation and the narrow escape.
by a nose
Idiomatic phrase used to denote winning by the smallest of leads, usually in racing.
with minimal lead
Emphasizes the small lead or advantage.
just barely
Highlights the minimum amount required for achieving the result.
FAQs
How can I use "by a thin margin" in a sentence?
Use "by a thin margin" to indicate that someone won, succeeded, or passed something with only a small amount to spare. For example, "The bill passed the Senate "by a thin margin"."
What can I say instead of "by a thin margin"?
You can use alternatives like "by a narrow margin", "by a slim margin", or "by a slight difference" depending on the specific context.
Is it appropriate to use "by a thin margin" in formal writing?
Yes, "by a thin margin" is suitable for formal writing, especially in news reports, academic papers, and business documents where you need to describe a close result or outcome.
What's the difference between "by a thin margin" and "by a landslide"?
"By a thin margin" indicates a very close result, whereas "by a landslide" suggests an overwhelming victory. They are opposites in meaning.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested