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
on hotline
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "on hotline" is not correct in standard written English.
It is typically used in contexts where someone is referring to a specific hotline service, but it should be preceded by an article or preposition for clarity, such as "on the hotline." Example: "If you need immediate assistance, please call on the hotline provided in the brochure."
⚠ May contain grammatical issues
News & Media
Wiki
Science
Alternative expressions(1)
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
2 human-written examples
"Some people knew the song, but some confused Brits started making the hang loose because they expected us to put on 'Hotline Bling'".
News & Media
Read more on Hotline On Call.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
57 human-written examples
(Another government agency spends $48 million on hotlines and prevention).
News & Media
The democratic leadership was intent on "hotlining" the bill to bring it to a vote before members went home for the holidays but one lone Senator blocked passage.
News & Media
It takes on suicide hotlines, the Psychic Friends Network, phone-sex lines, and people who telephonically pray for you, all linked together by the theme of the need humans have to connect with one another.
News & Media
"We're going to keep it very junkie-specific," said Chuck Todd, editor of Hotline, on the National Journal Web site.
News & Media
(This week, there was even a story on The Hotline, the daily political bible on the Web, speculating on why reporters would be compelled to speculate).
News & Media
Maria Peralta, senior national coordinator for election watchdog the Lawyers Committeee for Civil Rights Under Law, told VICE News that her group received more than 100 complaints on its hotline about voter disenfranchisement on Tuesday.
News & Media
A brief article about it was posted prominently on the politicsnj.com Web site, and it scored a mention on the Hotline, an online compendium of national political news.
News & Media
I had discovered on the Hotline, the Racing Form of politics, that President Bush's nickname for me is "The Cobra".
News & Media
Ms. Doornick, on her hotline tape, instructs those who call during regular business hours to contact any one of four animal hospitals that volunteer their services to help wildlife.
News & Media
Expert writing Tips
Best practice
Always use "on the hotline" or a similar, grammatically correct alternative when referring to a specific hotline to ensure clarity and avoid grammatical errors.
Common error
Avoid using "on hotline" without the definite article "the". This omission makes the phrase grammatically incorrect. Always specify "on the hotline" to clearly indicate a particular service.
Source & Trust
79%
Authority and reliability
2.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "on hotline" functions as a prepositional phrase intended to describe a state or action related to a hotline. However, due to the missing article, it is grammatically incomplete. Ludwig AI analysis indicates that the phrase is not considered standard English.
Frequent in
News & Media
33%
Wiki
33%
Science
33%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "on hotline" is grammatically incorrect due to the missing article "the". The correct form is "on the hotline". While the intended meaning is usually clear, this phrasing should be avoided in formal writing. Ludwig AI analysis confirms that this phrase is not standard English. Always use the grammatically correct alternative to ensure clarity and professionalism.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
on the hotline
Adds the definite article "the" to specify a particular hotline, improving grammatical correctness.
through the hotline
Replaces "on" with "through" to indicate communication via a hotline.
via the hotline
Uses "via" instead of "on" to specify the hotline as a medium of communication.
using the hotline
Employs "using" to emphasize the act of utilizing the hotline service.
by calling the hotline
Specifies the method of contacting the hotline, implying a phone call.
contacting the hotline
Focuses on the action of reaching out to the hotline service.
accessing the hotline
Highlights the process of gaining access to the hotline for assistance.
at the hotline
Uses "at" to indicate a location, though less common, it still conveys proximity or access to the hotline.
the hotline is available
Shifts the focus to the availability of the hotline service, rather than a specific action.
the hotline provides assistance
Emphasizes the help offered by the hotline, changing the sentence structure.
FAQs
What is the correct way to say "on hotline"?
The correct way to refer to a hotline is "on the hotline". The inclusion of the article "the" is crucial for grammatical accuracy.
What can I say instead of "on hotline" to refer to contacting a service?
You can use alternatives like "on the helpline", "via the hotline", or "by calling the hotline" to convey the same meaning with better grammar.
Is "on hotline" grammatically correct?
No, "on hotline" is not grammatically correct. It's missing the definite article "the", which is necessary for proper grammar. The correct form is "on the hotline".
What's the difference between "on hotline" and "on the hotline"?
"On hotline" is grammatically incorrect. "On the hotline" is the grammatically correct way to refer to using or contacting a specific hotline service.
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
79%
Authority and reliability
2.3/5
Expert rating
Real-world application tested