What is "rosiness"

Usage examples of "rosiness".

This rosiness disappeared under the hem of her nightgown but, a minute later, peeked out the collar.

Kossara went along through rosiness, into an aircar, on across the city and an ocean, eventually to an ornate house on an island which Chives called Catalina.

As I approached, I could see that his skin was nearly gray with accumulated filth, tanned by the wind, with an overlay of rosiness from recent sunburn or Mogen David wine .