Meaning Confusion or forgetfulness caused by lack of sleep when caring for a new-born.
Usage Worldwide.
Example
- I put baby Julie's bottle of milk away in the oven today - must be baby brain.
Pronunciation
Idiom
Baby brain
What does "Baby brain" mean?
Confusion or forgetfulness caused by lack of sleep when caring for a new-born.
Baby brain
USA, 20th century.