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
just one sec
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "just one sec" is correct and usable in written English, particularly in informal contexts.
You can use it when you need someone to wait briefly, often in casual conversation or messaging. Example: "Can you hold on for just one sec while I grab my notes?"
✓ Grammatically correct
News & Media
Science
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
3 human-written examples
"Give me liberty, or give me just one sec".
News & Media
All known selenoproteins contain just one Sec, with a few exceptions: SelP, SelN, some DI isoforms (Gromer et al., 2005), SelL (Shchedrina et al., 2007).
Science
"Just one sec," I said.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
"Just one more sec," Tim said.
News & Media
MR. LEHRER -- Hold on one sec here, though.
News & Media
(One sec: the guy whose post I liked just IMed me a "thanks". When I should be the one thanking him. He liked one of my posts to post it on his Facebook wall! Oops. "The City Sleeps" is over. Hit that weird looking replay button YouTube).
News & Media
"One sec".
News & Media
Excuse me one sec, Vice President Gore.
News & Media
Ha ha ha, wait one sec — I have to text that to Emily".
News & Media
"Okay, one sec".
News & Media
"One sec," I replied.
News & Media
Expert writing Tips
Best practice
Use "just one sec" in informal conversations or messages when you need a brief pause. For more formal settings, consider using "one moment please".
Common error
Avoid using "just one sec" in formal emails, presentations, or business meetings. Instead, opt for phrases like "one moment please" or "allow me a moment".
Source & Trust
87%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "just one sec" functions as an interjection or a short request, used to politely ask someone to wait briefly. As noted by Ludwig, it's a usable expression in English, typically found in informal settings.
Frequent in
News & Media
67%
Science
33%
Formal & Business
0%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "just one sec" is a grammatically sound and commonly used phrase for briefly asking someone to wait. Ludwig AI confirms its usability in written English, especially in informal settings. While versatile, it's best suited for casual conversations rather than formal contexts. For professional environments, consider alternatives like "one moment please". Remember to reserve "just one sec" for informal communications to maintain appropriate register.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
one moment
A slightly more formal way of asking someone to wait.
hang on a second
A common and slightly more casual alternative.
wait a moment
Directly asks someone to pause briefly.
give me a second
Similar in meaning, emphasizing the speaker's need for a brief pause.
bear with me for a sec
Asks for patience while the speaker attends to something.
hold the line
Specifically used when speaking on the phone.
hold on
A shorter, more abrupt way to ask someone to wait.
let me check
Indicates that the speaker needs a moment to verify information.
please wait
A polite and simple request to wait.
I'll be right back
Indicates a brief absence and return.
FAQs
What does "just one sec" mean?
The phrase "just one sec" is an informal way of asking someone to wait for a very short period, usually a few seconds.
How can I use "just one sec" in a sentence?
You can use it when you need someone to pause briefly, for example: "Can you hold on "just one sec" while I grab my notes?"
What can I say instead of "just one sec"?
You can use alternatives like "one moment", "hang on a second", or "wait a moment" depending on the context.
Is "just a sec" the same as "just one sec"?
Yes, "just a sec" and "just one sec" are essentially interchangeable and carry the same meaning. Both are informal ways to ask someone to wait briefly.
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
87%
Authority and reliability
4.3/5
Expert rating
Real-world application tested