0 injury to the body caused by severe cold, usually to someone's toes, fingers, ears, or nose, that does not cause permanent damage, but can become frostbite if the cold continues: --
They huddle on the pavement outside bars, holding cigarettes in fingers visibly waxy with frostnip.
That morning, I'd already lost my gloves, missed the bus and got frostnip on a chairlift.
The initial stages of frostbite are sometimes called "frostnip"; some people can feel these, some not.
If you get away with mild "frostnip" and begin to thaw out again your hands burn with pain but that's good news as it means the flesh is alive.