Phrase of the day

Discover a new phrase each day to use in your English! These are special phrases and sayings that English speakers use all the time, but you don't often see these phrases in English course books or other study material. Visit daily to learn some popular English phrases on a regular basis.
30th September 2022

It slipped my mind

We use this expression to say that we forgot something.
Usage
Written: 
Yes
Spoken: 
Yes
Formal: 
No
Informal: 
Yes
Example 1
Did you know it's Jonathan's birthday today?
It totally slipped my mind! I haven't got him a present or anything.
Example 2
Have you got the book I asked you for?
I'm sorry, it totally slipped my mind. Can I give it to you tomorrow?

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