Bitterness of temper; ill humour; irascibility.
A bitter brownish-yellow or greenish-yellow secretion produced by the liver, stored in the gall bladder, and discharged into the duodenum where it aids the process of digestion.
Two of the four humours, black bile or yellow bile, in ancient and medieval physiology.
An outburst of anger that leads one to commit a criminal act, and is itself influenced by preceding events that might cause a reasonable person to lose self control.