A fall of ice, or of sleet turning to ice, or of hailstones and larger agglomerated masses of ice; a storm in which falling rain freezes upon the objects which it touches.(noun)
The Century Dictionary (Public Domain)
Use "ice-storm" in a sentence
"Really, they were shooting and killing townsfolk who had already been victimized by ice-storm blackouts and so on?"
"The National Weather Service issued winter storm warnings from eastern Texas to North Carolina, with ice-storm warnings for Mississippi and Alabama."
"Last year in the Northeast we had a terrible ice-storm."