As a one-off

14th July 2024

As a one-off

We use this expression to say that we are going to do something different from what we normally do.
Usage
Written: 
No
Spoken: 
Yes
Formal: 
No
Informal: 
Yes
Example 1
Why are you home from school early?
The teacher let us finish half an hour early today, as a one-off.
I'm glad it's a one-off. We're paying a lot of money for your lessons.
Example 2
I'm going to call in sick tomorrow.
You shouldn't do that. It creates more work for other people.
I'm just doing it as a one-off. I don't normally do things like that.