gullywasher
[ guhl-ee-wosh-er, -waw-sher ]
a usually short, heavy rainstorm
USE 1
The sudden gullywasher caught everyone off guard, leaving the streets flooded and the pedestrians soaked.
USE 2
While camping in the mountains, we were forced to seek shelter when a gullywasher erupted, turning our campsite into a muddy mess.
USE 3
After weeks of dry weather, the garden was revived by a quick gullywasher that refreshed every plant and flower.