0 If you say that something you hear goes in one ear and out the other, you mean you quickly forget it: --
If I have to listen to something I don't understand, it just goes in one ear and out the other.
1 to be heard but immediately forgotten: --
You can give her advice, but it just goes in one ear and out the other.
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
go in one ear and out the other