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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 one-off question
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'a one-off question' is correct and usable in written English.
You can use it when referring to a one-time question or inquiry that is not meant to be repeated. For example, "The interviewer asked a one-off question about my ability to work in a team environment."
✓ Grammatically correct
News & Media
Academia
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
4 human-written examples
The latest Newspoll also included a one-off question about whether the Liberal party did the right thing to replace Abbott with Turnbull.
News & Media
Students on either side of the fellows program assist each other by learning new skills and strategies that not only help them with a one-off question, but become strengths they will have throughout their lives.
Academia
Alas, it turns out that a tiebreaker is simply a one-off question, the winner being the first to buzz in with the correct answer.
News & Media
Most likely, though, if climate change gets billing in the debate, it will be in the form of a one-off question simply asking the candidates whether it's "real," rather than an opportunity to propose a detailed policy discussion.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
After a year of trying to make the ridiculously flawed system work, the company abandoned the chat sessions in favor of one-off question and answers, primarily targeting users through a mobile service.
News & Media
Quizzes can be designed, using a "teacher" app, on any mobile device — either as one-off questions or as a series of true-or-false, multiple-choice, or open-ended questions.
EH: Why I stayed [in the Communist Party] is not a political question about communism, it's a one-off biographical question.
News & Media
Note: These are not one-off questions sent to my advocacy site.
News & Media
Only ODW, which was a one-off, asked questions about all seven types of cybercrime.
Science
Mr Kothari questions the rationale behind spending so much money on a one-off sporting event.
News & Media
"When they say it's certainly a one-off, it's an appropriate question to say, 'How do you know that; was this based on real briefings?' " said John Dinges, a professor at the Columbia University Graduate School of Journalism.
News & Media
Expert writing Tips
Best practice
When using "a one-off question", ensure the context clearly indicates that the question is not part of a series or a recurring inquiry. This clarifies its singular and isolated nature.
Common error
Avoid using "a one-off question" excessively in highly formal writing. While grammatically correct, it can sometimes sound informal. Consider more precise alternatives like "an isolated inquiry" or "a singular question" for a more polished tone.
Source & Trust
87%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a one-off question" functions as a noun phrase, specifically as an adjective modifying the noun "question". It indicates that the question is singular and not part of a series or recurring pattern. Ludwig examples confirm this usage.
Frequent in
News & Media
50%
Academia
25%
Science
25%
Less common in
Formal & Business
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "a one-off question" is a grammatically correct phrase used to describe a singular, isolated inquiry. Ludwig AI confirms its usability in written English. While not exceedingly common, it appears mostly in news and media contexts. For more formal or academic settings, alternatives like "a unique question" or "an isolated question" might be more appropriate. When using the phrase, make sure the context clearly indicates its singular nature to avoid ambiguity.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a one-time question
This option focuses on the non-recurring nature of the question.
a standalone question
This phrase indicates that the question is self-contained and does not rely on prior context.
a single question
This alternative is a more straightforward way to express the idea of a unique inquiry.
an individual question
This alternative underlines the question is independent and stands alone.
an isolated question
This phrase emphasizes the distinct and separate nature of the inquiry.
a solitary question
This suggests that the question is not part of a larger set of inquiries.
a unique question
This alternative highlights the originality and distinctiveness of the question.
a discrete question
This option stresses that the question is separate and distinct from others.
a special question
It focuses in the significance of the specific instance and it is particularly tailored for the situation.
a custom question
The alternative emphasis lies in specifying that the question is specifically tailored and not standardized.
FAQs
How can I use "a one-off question" in a sentence?
You can use "a one-off question" to describe a single, isolated inquiry. For example, "The survey included "a one-off question" about customer satisfaction with our new product line".
What's a more formal alternative to "a one-off question"?
In formal contexts, consider using alternatives like "a singular question" or "an isolated question" for a more professional tone.
Is it appropriate to use "a one-off question" in academic writing?
While grammatically correct, "a one-off question" might be perceived as slightly informal for academic writing. Depending on the context, using "a unique question" or "a specific question" could be more suitable.
What's the difference between "a one-off question" and "a follow-up question"?
"A one-off question" refers to a single, isolated inquiry that is not part of a series. In contrast, a "follow-up question" is asked as a direct response or clarification to a previous question.
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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
4.1/5
Expert rating
Real-world application tested