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
be on a call
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be on a call" is correct and usable in written English.
It can be used to indicate that someone is currently engaged in a phone conversation or video call. Example: "I can't talk right now because I need to be on a call with a client."
✓ Grammatically correct
News & Media
Academia
Wiki
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
7 human-written examples
Scottish Labour have two debates which look set to be on a call for a Minimum Student Income and free bus travel for under-25s.
News & Media
So you can be on a call with someone who speaks another language, and Skype will translate it for you (almost) immediately.
News & Media
I would reach in and pull out a "bad weather," "has to be on a call," or my favorite, "I will do it next week".
News & Media
"I was thinking about you and thought you would be perfect," she explained, to be on a call with Oprah as she shares the intent and story of the Belief TV series to be launched Oct 18-24.
News & Media
Yesterday I was honored to be on a call with America's leading mayors and the US Conference of Mayors to talk about a huge problem affecting cities from coast to coast: the foreclosure crisis.
News & Media
So she decided to start the conversation by creating a Tumblr called "Places I Have Pumped". "I was trying to figure out how many minutes/ounces I'd be able to pump before I had to literally run to get somewhere that was not a bathroom to be on a call," Beaulieu wrote in an email to The Huffington Post.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
I'm on a call one night to a domestic dispute, speaking with this lady in her hallway.
News & Media
Very recently I was on a call with the CEO of one of the largest international foundations in the world.
News & Media
You can change these settings for when you are on a call and when you are not on a call.
Academia
"I've been on a call when we've retrieved live grenades," Sergeant Finney said.
News & Media
You can still send text and get messages when you're on a call.
News & Media
Expert writing Tips
Best practice
Use "be on a call" when you want to indicate someone is currently engaged in a phone conversation. It's a simple and direct way to convey the information.
Common error
Avoid using incorrect prepositions like "be in a call" or "be at a call". The correct preposition is "on" when referring to being engaged in a phone or video call.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be on a call" functions as a verbal phrase indicating the state of actively participating in a telephone or video communication. Ludwig provides examples confirming its use in various contexts to describe someone's current activity.
Frequent in
News & Media
40%
Academia
30%
Wiki
15%
Less common in
Science
5%
Formal & Business
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, the phrase "be on a call" is a grammatically sound and commonly used expression to indicate that someone is actively engaged in a phone or video conversation. As indicated by Ludwig, the phrase is appropriate for various contexts, including news, academic, and informal settings. Although it's versatile, be mindful of the preposition and avoid using alternatives like "in" or "at". While it is common, consider options like "be on the phone" or "be in a meeting" depending on the specific context for a more nuanced meaning.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
be on the phone
Uses "phone" instead of "call", slightly more specific to telephone conversations.
be in a meeting
Implies a more formal or structured conversation, which can be in person or virtual.
be having a conversation
A general term for any type of discussion, not necessarily by phone.
be speaking with someone
Indicates an active dialogue, without specifying the medium.
be engaged in a discussion
Highlights the active participation in a conversation.
be video conferencing
Specifies a video call, offering more detail than the original phrase.
be connected via call
Focuses on the connection aspect of the call.
be attending a conference call
Suggests a more formal business setting.
be participating in a teleconference
Implies a scheduled and formal phone meeting.
be on a Zoom call
Specifies the platform used for the call.
FAQs
What does "be on a call" mean?
The phrase "be on a call" means that someone is currently engaged in a phone conversation or a video conference. It indicates that they are actively participating in a call.
What can I say instead of "be on a call"?
You can use alternatives like "be on the phone", "be in a meeting", or "be having a conversation" depending on the context.
Is it correct to say "be in a call" instead of "be on a call"?
No, the correct preposition to use is "on". Saying "be in a call" is grammatically incorrect. Always use "be on a call".
What's the difference between "be on a call" and "be on the phone"?
While similar, "be on a call" can refer to any type of call (phone, video, conference), while "be on the phone" specifically refers to a telephone conversation.
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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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested