be off your rocker

成語所屬單字rocker

be off your rocker — 慣用語

1. If someone is off their rocker, they are acting in a very strange or foolish way

1.慣用語
釋義

瘋了

If someone is off their rocker, they are acting in a very strange or foolish way.

例句

My neighbor must be off his rocker to paint his house purple.

Are you off your rocker? You can't swim in that river!