a one-off event

USAGE SUMMARY

"a one-off event" is correct and usable in written English.
It is used to refer to a single, isolated event, especially one that is unusual or important. For example: The company held a one-off event to celebrate its 25th anniversary.

✓ Grammatically correct

News & Media

Science

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

The rush on Parliament in October 2008 was a one-off event but because of the reaction we kept going.

The Guardian

On the other hand, mutation can also occur as a one-off event at few individual sites.

Chinese Journal of Cancer

Stewart's visit on The Late Show is further popularized by its limited nature as a one-off event.

Huffington Post

A one-off event, in other words.

The Economist

It's no longer a one-off event.

The Guardian - Travel

In Sheffield there's a one-off event.

The Guardian

Racism is not a one-off event.

The Guardian - Opinion

But he called the World Cup "a one-off event".

The New York Times - Sports

"Reopening schools is not just a one-off event.

The Guardian

To the guys it was a one-off event.

The Guardian - Sport

Human-verified similar examples from authoritative sources

Similar Expressions

1 human-written examples

Domestic violence is not a "one off" event.

Independent

Expert writing Tips

Best practice

Use "a one-off event" to clearly indicate that something is not part of a series or a regular occurrence. This helps to avoid confusion and set expectations appropriately.

Common error

Avoid using "a one-off event" when describing something that has the potential to become a regular occurrence. If there's a chance the event might be repeated, use language that reflects that possibility instead.

Linguistic Context

The phrase "a one-off event" functions as a noun phrase, typically serving as the subject or object of a sentence. It describes a specific occurrence that is not part of a series or routine. Ludwig highlights its common usage across diverse contexts.

Expression frequency: Very common

Frequent in

News & Media

79%

Science

13%

Formal & Business

3%

Less common in

Wiki

3%

Reference

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, "a one-off event" is a commonly used and grammatically sound phrase that effectively describes a singular, non-recurring incident. As Ludwig AI confirms, it’s perfectly acceptable in written English. Its prevalence across various sources, especially in news and media, underscores its broad applicability. When aiming for utmost formality, alternatives like "a unique occasion" might be preferable. However, in most contexts, "a one-off event" serves as a clear and concise way to communicate the non-repeatable nature of an occurrence.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a singular occurrence

Emphasizes the uniqueness of the event.

an isolated incident

Highlights the separation of the event from a series or pattern.

a unique occasion

Focuses on the special and distinct nature of the event.

a special event

Highlights the remarkable nature of the event

a non-recurring event

Stresses the lack of repetition in the future.

an exceptional instance

Emphasizes the rarity and deviation from the norm.

a one-time deal

Focuses on a non-repeatable agreement or offer.

a limited engagement

Highlights the event's restricted availability or duration.

a freak event

Emphasizes the random and improbable nature of an incident

a stand-alone event

Highlights that this is an event that doesn't have any connections to other events or depend on them

FAQs

How can I use "a one-off event" in a sentence?

You can use "a one-off event" to describe something that happens only once. For example, "The concert was "a one-off event" to raise money for charity".

What's an alternative to saying "a one-off event"?

Alternatives include "a singular occurrence", "a unique occasion", or "an isolated incident" depending on the context.

Is "one-off event" formal or informal?

"One-off event" is suitable for both neutral and informal contexts. While it's readily understood, more formal situations might benefit from phrases like "a unique occasion" or "a non-recurring event".

What makes something "a one-off event"?

The key characteristic is its singularity; it's not intended to be repeated. For example, a special performance held once could be considered "a one-off event", unlike a regularly scheduled show.