jade Definition

jade¹
noun

1. geol.
A very hard, green, white, brown or yellow semi-precious stone consisting of either jadeite or nephrite, used to make vases and carved ornaments.
2. The intense green colour of jade.

Etymology: 18c: French le jade, from Spanish piedra de ijada stone of the ribs, from the belief that it helped to cure colic.

---

jade²
noun

old use:
1. A disreputable or ill-natured woman.
2. A worn-out old horse.

Etymology: 16c in sense 1; 14c in sense 2.