Meaning

1 senses
  1. (Midwestern US, Southern US, US, Western, informal)An intense, but usually short-lived, rainstorm.

Origin

From gully + washer. First use appears c. 1903.

From gully + washer. First use appears c. 1903.

Wiktionary, CC BY-SA 4.0 · source

gullywasher — meaning, examples, forms, synonyms | Krumeto