Meaning

noun yellowing of the skin and the whites of the eyes caused by an accumulation of bile pigment (bilirubin) in the blood; can be a symptom of gallstones or liver infection or anemia

noun a rough and bitter manner

verb distort adversely

originFrom Middle English jaundis, jaunis, from Middle French jaunisse, from jaune (“yellow”) + -isse (“-ness”). Jaune, from Old French jalne, from Latin galbinus (“yellowish”), from galbus (“yellow”).

Etymology from Wiktionary, CC BY-SA 3.0