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
keep in the know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "keep in the know" is correct and usable in written English.
It can be used when you want to express the idea of staying informed or updated about a particular topic or situation. Example: "To ensure everyone is on the same page, we will send out weekly newsletters to keep you in the know about company developments."
✓ Grammatically correct
Wiki
Science
News & Media
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Keep in-the-know by reading news magazines, newspapers, etc. Be aggressive, but don't push it.
Wiki
Incentives to encourage and reward mentors could include that mentors are kept "in the know" with developments in medicine and medical teaching, build better relationships with registrars, receive feedback themselves, and meet potential future family physician colleagues [ 35].
Science
Having launched a new initiative, ParentInfo, Education Secretary Nicky Morgan is helping to ensure schools across the country can give parents the best possible advice to prepare their children for adult life, making sure they're kept in-the-know about all things social media-related.
News & Media
It was important for me as a TA that I felt valued and informed within the classroom, being kept up-to-date on simple things like room changes are just as important as being kept in the know about schemes of work and lesson plans.
News & Media
There they cook for a food-crazy national audience primed by cheap and easy travel, shaped by European integration, kept in the know by swarms of food critics and eager to snap up cookbooks dedicated to the latest trends in German cooking.
News & Media
So, I wanted to put an EP out to share a variety of sounds I'm experimenting with, keep listeners "in-the-know," and also to have an opportunity to get feedback from listeners.
News & Media
Most of the designers who remain editors say their jobs keep them in the know.
News & Media
Here is a roundup of sartorial feeds that will keep you in the know, even if you are nowhere near the tents at Lincoln Center.
News & Media
Every Saturday, its team of critics keep readers in the know about what not to miss – and what to avoid – during the next seven days.
News & Media
From point-to-point directions to play-by-play sports action, our screens light up at just the right moment to keep us in the know.
News & Media
Editor Mel Brodie says: "Notebook is a celebration of the everyday extraordinary woman and will provide her with all the information, however diverse, that will keep her in the know.
News & Media
Expert writing Tips
Best practice
Use "keep in the know" when you want to emphasize the importance of staying updated and informed, especially in dynamic situations where information changes frequently.
Common error
Avoid using "keep in the know" repeatedly in a single piece of writing. Vary your language by using synonyms like "stay informed" or "be in the loop" to maintain reader engagement.
Source & Trust
74%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "keep in the know" functions as an idiomatic expression, typically used as part of a verb phrase to indicate the act of maintaining awareness or staying updated on particular information.
Frequent in
News & Media
33%
Wiki
24%
Science
19%
Less common in
Formal & Business
8%
Encyclopedias
8%
Reference
8%
Ludwig's WRAP-UP
The phrase "keep in the know" is an idiomatic expression meaning to stay informed or updated about something. While grammatically sound, as confirmed by Ludwig, its frequency is best described as missing, since no exact matches were found in the provided search results. The phrase is generally considered neutral to informal, making it suitable for a variety of contexts, though more formal alternatives may be preferred in professional settings. To avoid overuse, consider employing synonyms such as "stay informed" or "be in the loop".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
stay informed
Emphasizes the continuous process of receiving information.
be in the loop
Indicates being part of a group that shares information.
stay up-to-date
Highlights maintaining current knowledge.
be informed
Focuses on the state of having knowledge.
be aware
Emphasizes consciousness of something.
keep abreast of
Suggests staying current with developments.
follow developments
Highlights tracking changes or advancements.
stay tuned
Implies waiting for further updates.
be clued in
Indicates having inside knowledge.
remain updated
Stresses the continuation of being updated.
FAQs
How can I use "keep in the know" in a sentence?
You can use "keep in the know" to encourage someone to stay updated about a topic. For example, "Read industry news to keep in the know about market trends."
What is a formal alternative to "keep in the know"?
In formal contexts, consider using "stay informed" or "remain apprised" instead of "keep in the know".
What does it mean to "be in the loop" versus "keep in the know"?
"Be in the loop" /s/be+in+the+loop suggests being part of a group that shares information, while "keep in the know" implies staying generally updated on a particular subject.
Is "staying in the know" grammatically correct?
Yes, "staying in the know" is grammatically correct. It functions as a gerund phrase, acting as a noun. Example: "Staying in the know is crucial for making informed decisions."
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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
74%
Authority and reliability
4.5/5
Expert rating
Real-world application tested