a killing 'frost' [=weather that is so cold that the frost kills plants]
These plants should bloom until the first 'frost' of the season.
I have to 'frost' the birthday cake.
(..) Wind so strong it yanked -foot trees straight from the ground, roots and all. If you took your gloves off to find your cock to have a piss, you lost a finger to the frost. And all in darkness. You don't know cold. Neither of you do. The horses died first. We didn't have enough (..)2011 TvShow: Game of Thrones Title: Cripples, Bastards, and Broken Things Season: 1 Episode 4