Gully washer
Also found in: Idioms.
Related to Gully washer: toad strangler
Gully washer
A hard rain. In days before contour terracing, the runoff from a hard rain would generally wash small gullies in freshly plowed ground.
1001 Words and Phrases You Never Knew You Didn’t Know by W.R. Runyan Copyright © 2011 by W.R. Runyan