Web Results
Nobody knows for certain where the phrase 'it's raining cats and dogs' comes from, though one possibility is that it originates from the 17th century in England when heavy rains would cause debris of all kinds including animals to wash out of the gutters.
Other languages have similarly expressive idioms for a heavy downpour.

www.loc.gov/rr/scitech/mysteries/rainingcats.html

Etymologists—people who study the origins of words—have suggested a variety of mythological and literal explanations for why people say “it's raining cats and ...

www.phrases.org.uk/meanings/raining-cats-and-dogs.html

The meaning and origin of the phrase 'Raining cats and dogs'. ... Not that we need to study English meteorological records for that - it's plainly implausible.

www.urbandictionary.com/define.php?term=raining%20cats%20and%20dogs

The first printed use of the phrase does date to the 17th centurey, when English ... comes from a Greek saying, similar in sound, meaning "an unlikely occurrence," and that the ... How can I make it to the Airport when it's raining cats and dogs?

english.stackexchange.com/questions/14273/the-etymology-of-the-phrase-its-raining-cats-and-dogs

I was wondering about the phrase it's raining cats and dogs; I've heard two versions of the meaning of the phrase and I was wondering which ...

www.cracked.com/article_16108_the-bizarre-history-10-common-sayings.html

Apr 7, 2008 ... As in, "It's raining cats and dogs. ... Still others say it has to do with the freak occurrence of frogs or fish falling from the sky (after being swept up ...

dictionary.cambridge.org/us/dictionary/english/it-s-raining-cats-and-dogs

it's raining cats and dogs! definition, meaning, what is it's raining cats and dogs!: something that you say when it is raining heavily. Learn more.

www.worldwidewords.org/qa/qa-rai1.htm

Sep 19, 1998 ... The phrase 'it's raining cats and dogs' is a bit outdated, but what is its ... it is a corrupted version of a rare French word, catadoupe, meaning a ...

idioms.thefreedictionary.com/It%27s+raining+cats+and+dogs!

something that you say when it is raining very heavily It's raining cats and dogs out there! It's a wonder any of the men can see what they're doing! See also: and  ...

www.woofipedia.com/articles/where-does-the-expression-raining-cats-and-dogs-come-from

“It's raining cats and dogs” ... The eternal enmity of cats and dogs must have seemed a good way to describe the clash of ... Why Does My Dog Chase His Tail ?