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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
know you know
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "know you know" is not standard in written English and may cause confusion.
It could be used in informal contexts, possibly to emphasize awareness or understanding between two parties. Example: "I just want to make sure you know you know the answer to this question."
News & Media
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
55 human-written examples
I know you know".
News & Media
They know, you know.
News & Media
When you know, you know.
News & Media
I know you know that".
News & Media
But I don't know, you know.
News & Media
I know you know the recipe.
News & Media
And we know you know this too.
News & Media
Again, when you know you know.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
Bob: You know -- you know -- you know, Grandma Millie, she's the one that Al Gore's fightin' for, you know?
News & Media
"You know … you know we'll make it out".
News & Media
I don't know -- you know what?
News & Media
Expert writing Tips
Best practice
When writing dialogue, incorporate "know you know" to create a sense of familiarity and connection between characters, enhancing the authenticity of their interaction.
Common error
Avoid using the phrase "know you know" in formal or professional writing, as it may sound colloquial or unprofessional. Instead, opt for more direct and formal alternatives such as "I understand you are aware" or "It is understood that you possess this information".
Source & Trust
88%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "know you know" is to serve as an idiomatic phrase used for emphasis or to indicate a shared understanding. It's often used to underscore that the listener is already aware of something, creating a sense of complicity or agreement. Ludwig examples support this, showcasing its use in conversational contexts.
Frequent in
News & Media
68%
Wiki
10%
Science
12%
Less common in
Formal & Business
3%
Reference
3%
Encyclopedias
4%
Ludwig's WRAP-UP
In summary, the phrase "know you know" is an informal way to emphasize shared understanding or agreement, particularly in conversational contexts. While Ludwig indicates that it's grammatically acceptable, it's best reserved for informal settings and should be avoided in formal or professional writing in favor of more direct language. Ludwig’s examples show its prevalence in News & Media, suggesting a neutral, conversational tone. Related phrases offer more formal or nuanced ways to convey similar meanings. Always consider your audience and the context when using this phrase to ensure appropriate communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
i know you're aware
Directly states the other person's awareness.
i believe you understand
Conveys confidence in the other person's comprehension.
i'm sure you realize
Expresses confidence that someone has come to a certain realization.
are you aware
Focuses directly on confirming someone's awareness of information.
you realize
Simple and direct way to inquire about someone's realization.
i take it you know
Suggests a presumption of knowledge.
are you conscious
Highlights awareness with a nuance of deliberate attention.
are you informed
Emphasizes that someone has received relevant information.
you must understand
Implies the importance of understanding something.
it's understood
Indicates a mutual understanding or agreement.
FAQs
How can I use "know you know" in a sentence?
You can use "know you know" to emphasize a shared understanding or agreement, such as "I just want to make sure you "know you know" the importance of this project."
What are some alternatives to "know you know"?
Alternatives include "are you aware", "I believe you understand", or "I know you're aware", depending on the context.
Is "know you know" grammatically correct?
While not strictly grammatically incorrect, "know you know" is more of an informal expression. In formal writing, it's best to use more conventional phrasing.
When is it appropriate to use "know you know"?
It is most appropriate in informal conversations or writing where a sense of shared knowledge or understanding is being emphasized. Avoid it in formal reports or academic papers.
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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
88%
Authority and reliability
3.8/5
Expert rating
Real-world application tested