bile Definition

bile
noun

1. biol.
A thick yellowish-green alkaline liquid produced by the liver, stored by the gall bladder and secreted into the duodenum, where it plays a major role in the digestion of fats.
2. literary
Anger, irritability or bad temper. See also bilious.

Etymology: 17c: from Latin bilis; in early physiology, an excess of yellow bile in the body was thought to produce irritability.