like water off a duck's back

成語所屬單字water

like water off a duck's back — 慣用語

1. used to say that criticism or negative comments have no effect on someone

1.慣用語
釋義

used to say that criticism or negative comments have no effect on someone

例句

The teacher's warning was like water off a duck's back to the two boys at the back of the class.

Criticism from the media rolls off the singer like water off a duck's back.