noun Bile, especially that of an animal; the greenish, profoundly bitter-tasting fluid found in bile ducts and gall bladders, structures associated with the liver.
noun Great misery or physical suffering, likened to the bitterest-tasting of substances.
noun A sore on a horse caused by an ill-fitted or ill-adjusted saddle; a saddle sore.
noun A sore or open wound caused by chafing, which may become infected, as with a blister.
noun A feeling of exasperation.
noun A pit on a surface being cut caused by the friction between the two surfaces exceeding the bond of the material at a point.