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
first time and only time
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "first time and only time" is correct and usable in written English.
It can be used to indicate that an event or experience occurred once and will not happen again. Example: "I visited that city for the first time and only time last summer, and it was an unforgettable experience."
✓ Grammatically correct
News & Media
Wiki
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
2 human-written examples
AWARDS For the first time and only time, all four actors were nominated for a Tony.
News & Media
"And on that day, that's the first time and only time he ever got upset with me.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Koufax also won the Hickok Belt a second time, the first (and only) time anyone had won the belt more than once.
Wiki
And now, for the first time — the only time, the last time before it's all exported — Bobby Bison, the King of Nostalgia, is making available selections from your own personal memory!
News & Media
And also from a character point of view, because for the first time, the only time in the movie, Philip is the insecure one and Ethan is the secure one.
News & Media
"That was the first and only time I played Pete, and my first time on Centre Court," Federer told me last April, when I talked with him in Miami.
News & Media
Try to make the first time the only time.
Wiki
It is the first time, and usually the only time, a horse runs that far, and it is aptly named the Test of the Champion.
News & Media
There was even times when I used to mail a package full of Detroit records and CDs to the BBC Radio offices in care of Benji B, and he would end up playing a few of them on-air, and many instances that would actually end up being the first time (and for some the only time) they would get airplay outside of Detroit, let alone otuside the country.
News & Media
For instance, we must determine the iterator vectors in the loop nests when a disjoint lattice is accessed for the first time and for the last time.5 Only afterwards, we compute the clock cycles during the code execution corresponding to those iterator vectors.
It had been a fluke that she'd turned up at his place the first time, and the second time was due only to her not knowing where else to go.
News & Media
Expert writing Tips
Best practice
Use "first time and only time" when you want to emphasize the uniqueness and non-repeatability of an event or experience. It adds a sense of finality and singularity to your writing.
Common error
Avoid using "first time and only time" repetitively in close proximity. If you need to express a similar idea, opt for alternatives like "unique occurrence" or "one-time event" to maintain variety and interest in your writing.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "first time and only time" functions as an adverbial modifier, specifying the frequency or occurrence of an event. It emphasizes the singularity and non-repeatability of an action or experience. Ludwig's analysis confirms its grammatical correctness and usability.
Frequent in
News & Media
65%
Wiki
20%
Science
15%
Less common in
Formal & Business
0%
Academia
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "first time and only time" is a grammatically sound and frequently used expression, as confirmed by Ludwig, to emphasize the singularity and non-repeatability of an event. Its purpose is to highlight that something occurred once and will not happen again. It is suitable for neutral registers, making it versatile for various contexts. To avoid redundancy, it's beneficial to sometimes use alternatives like "unique occurrence" or "sole instance".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
one-time event
Simplifies the phrase to indicate an event that happened once.
sole instance
Highlights that there was only one occurrence of the event.
single occasion
Focuses on the event happening on just one occasion.
unique occurrence
Emphasizes the singularity and distinct nature of the event.
isolated incident
Suggests the event was not part of a pattern and occurred alone.
never again
Expresses the intention that something will not be repeated.
unrepeatable event
Focuses on the non-repeatable nature of an event.
last and only
Highlights that this was also the final occurrence
once in a lifetime
Highlights a very exceptional event.
a thing of the past
Highlights the non-repeatable nature of the event.
FAQs
How can I use "first time and only time" in a sentence?
You can use "first time and only time" to emphasize a singular experience or event that won't be repeated. For example, "I visited that city for the "first time and only time" last summer."
What phrases are similar to "first time and only time"?
Similar phrases include "sole instance", "unique occurrence", or "one-time event", depending on the specific nuance you want to convey.
Is "first time and only time" grammatically correct?
Yes, "first time and only time" is grammatically correct and commonly used to describe an event that happened once and won't happen again.
When is it appropriate to use the phrase "first time and only time"?
Use "first time and only time" when you want to highlight that something occurred uniquely and will not be repeated, adding emphasis to its singularity.
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested