Meaning

noun a semiprecious gemstone that takes a high polish; is usually green but sometimes whitish; consists of jadeite or nephrite

noun a woman adulterer

noun a light green color varying from bluish green to yellowish green

originFrom Middle English jade, chade, either a variant of yaud or merely influenced by it. Yaud derives from Old Norse jalda (“mare”), from a Uralic language, such as Moksha эльде (elde) or Erzya эльде (elde). See yaud for more.

Etymology from Wiktionary, CC BY-SA 3.0