- a plant, Milla biflora, of the amaryllis family, native to the southwestern U.S. and Mexico.
- its waxy-white, starlike flower.
- any aster.
Origin of frostflower
Also called Mexican star (for defs 1, 2).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018