Come a frog-strangler

Meaning

A way to describe a very heavy, intense downpour. It sounds like the kind of storm that would be powerful enough to choke a small creature.

Dramatic, vivid

Used in a sentence

• You might want to stay in, it's about to come a frog-strangler.
• We had to pull over on the highway because it came a real frog-strangler.
• Look at the clouds, I bet it's going to come a frog-strangler soon.