Grade levels 
 

It’s Raining Cats and Dogs

Idioms – Click on a parts of the picture to learn more

It’s Raining Cats and Dogs

   
Literal
Meaning and History
It's Raining Cats and Dogs

The origin of the idiom "its’ raining cats and dogs." is uncertain, although some believes it comes from 18th century England, where heavy rains would sometimes wash dead stray cats and dogs down its filthy streets. It means it is raining very hard. 

Play Idiom Hangman