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.
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 ...
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 cats and dogs
A literal explination for raining cats and dogs is that during heavy rains in ... from
a Greek saying, similar in sound, meaning "an unlikely occurrence," and that the
... Similar colloquial expressions include it's raining pirchforks, darning needles, ...
Sep 19, 1998 ... The phrase 'it's raining cats and dogs' is a bit outdated, but what is its origin? ...
version of a rare French word, catadoupe, meaning a waterfall.
Feb 26, 2011 ... 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 ...
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.
idioms.thefreedictionary.com/It's raining cats and dogs!
Definition of It's raining cats and dogs! in the Idioms Dictionary. It's raining cats ...
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
Aug 10, 2016 ... These idioms often help us emphasize what we want to say to one another. ...
When do we use it: This term is used to describe heavy rains. ... to a peculiar
mental affliction which made even sane people go on a killing spree.
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 ...