be raining cats and dogs
成語所屬單字dog
be raining cats and dogs — 慣用語
1. It means it is raining very heavily.
1.慣用語
釋義
下傾盆大雨
It means it is raining very heavily.
例句
We stayed inside because it was raining cats and dogs.
Did you get wet? It was raining cats and dogs all morning.