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
put a sign on
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "put a sign on" is correct and usable in written English.
It can be used when referring to the action of placing a sign on a surface or object to convey information or instructions. Example: "Please put a sign on the door to indicate that the meeting is in progress."
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(20)
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
Not long ago, a feud broke out between Donna's and the Hacienda when one put a sign on the access road advertising free parking.
News & Media
There was one guy who put a sign on his office door, "Will work for food".
News & Media
At one point, the group put a sign on the studio door that read: "LMCC -- We Create Art So You Don't Have To".
News & Media
In one organization, a manager put a sign on his door that looked like a gas gauge.
News & Media
Put a sign on your door, or at your front gate if you have one: " Warning: Day sleeper.
Wiki
"You could put a sign on it saying, 'Groceries.'Groceries
News & Media
Put a sign on the front door saying, 'MAN SLEEPING.
News & Media
It's not enough to just put a sign on the door reading "women welcome".
News & Media
He might as well have put a sign on his chest that said "Hit me".
News & Media
Once it was enough to put a sign on your door: "Back in five minutes".
News & Media
"If you're selling a house, you'd put a sign on the lawn and let everyone know it's for sale".
News & Media
Expert writing Tips
Best practice
When using the phrase "put a sign on", ensure the context clearly indicates what the sign is intended to communicate. Specificity enhances clarity and avoids ambiguity.
Common error
Avoid using passive constructions where an active voice is more direct and engaging. Instead of "A sign was put on the door", opt for "The manager put a sign on the door."
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "put a sign on" functions primarily as a phrasal verb, indicating the action of attaching or displaying a sign. As Ludwig AI confirms, the phrase is correct and usable in written English. It's a direct way to describe the act of conveying information through signage.
Frequent in
News & Media
70%
Wiki
20%
Formal & Business
5%
Less common in
Science
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, the phrase "put a sign on" is a versatile and commonly used phrasal verb that effectively communicates the action of displaying a sign for various purposes. As Ludwig AI confirms, it is grammatically sound and widely accepted. Its neutral register allows for use in diverse contexts, from news reports to everyday instructions. While alternatives like "place a sign on" or "affix a sign to" exist, "put a sign on" remains a straightforward and easily understood choice. Remember to consider clarity and context when using this phrase to ensure effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
place a sign on
Replaces "put" with "place", maintaining the action of affixing a sign.
affix a sign to
Substitutes "put" with "affix", emphasizing a more formal attachment.
post a sign on
Uses "post" instead of "put", suggesting the act of displaying a sign publicly.
display a sign on
Replaces "put" with "display", focusing on the visual presentation of the sign.
attach a sign to
Similar to 'affix', but less formal.
fasten a sign to
A formal alternative, suitable for official notices.
mount a sign on
Suggests a more permanent installation of the sign.
hang a sign on
Implies suspending the sign from something.
stick a sign on
Suggests a more casual or temporary method of attachment.
tack a sign on
Using tacks for attachment, implying a less permanent fixture.
FAQs
How can I rephrase "put a sign on" to sound more formal?
For a more formal tone, consider using phrases like "affix a sign to" or "display a sign on", which suggest a more deliberate and official action.
What is the difference between "put a sign on" and "post a sign on"?
"Put a sign on" is a general term for placing a sign, while "post a sign on" often implies making the sign publicly visible, such as on a notice board or in a public area.
Is it correct to say "put a sign up" instead of "put a sign on"?
Yes, "put a sign up" is a common and generally acceptable alternative to "put a sign on", though the latter may be slightly more precise depending on the context.
When is it appropriate to use "put a sign on" in writing?
The phrase "put a sign on" is appropriate in both formal and informal writing contexts when you want to describe the act of placing a sign on a surface to convey information or instructions. For example, "Put a sign on the door to indicate the room is in use".
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