frogstrangler

it means it is raining really really hard
even more than cats and dogs, so much rain that the frogs will drown!

That storm last night was really a frogstrangler

frogstrangler by Henrik_lager July 27, 2010

frog strangler

noun, an exceedingly large rain storm, a torrential downpour, greater than simply "raining cats and dogs," a rain event marked by even adept amphibians drowning.

Were you in New Orleans for that frog strangler that hit last year?

frog strangler by Paul Burnham February 7, 2007

frog-strangler 

Term used by people in Florida to describe a strong and nasty thunderstorm.

Hey mike, I can't come over right now, I got a frog-strangler going on outside and it has the road in front of my house closed.

frog-strangler by Dennys Menus September 26, 2009