Hash browns. From the slurred pronunciation, by drunk
punk boys in
Seattle's University District in the '80s, of the word "bags," meaning bags of potatoes, specifically Food Bank hash browns stockpiled in
punk households.
"We still'ave those jjjags... ofp'... tatoes o'er... ere."
-attributed to
Sergio
"You'll be eating jags at Beth's on
Aurora"
(from <i>Frozen Beer in the
Microwave</i> by 13 Helicopters)