[ guhl-ee-wosh-er, -waw-sher ]
/ ˈgʌl iˌwɒʃ ər, -ˌwɔ ʃər /
noun Chiefly Midland and Western U.S.
a usually short, heavy rainstorm.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for gully-washer
At seven in the morning the stage pulls up for us, and it rains—no gentle sizzle-sozzle, but a sod-soaker, yea a gully-washer!The New North|Agnes Deans Cameron