High velocity winds that typically result in property damage. Ripping or tearing of trees and landscape due to storms. Mispronunciation of "down gusts".
"I had to work all morning replacing shingles lost in last night's Downgus."
by Jeyvin Simpson May 26, 2007
A powerful blast of storm-force winds.
"These trees were all knocked down in a DOWNGUS.
by Ross Coplick May 16, 2007