n. [ OE. blein, bleyn, AS. blēgen; akin to Dan. blegn, D. blein; perh. fr. the same root as E. bladder. See Bladder. ] 1. An inflammatory swelling or sore; a bulla, pustule, or blister. [ 1913 Webster ]
Blotches and blains must all his flesh emboss. Milton. [ 1913 Webster ]
2. (Far.) A bladder growing on the root of the tongue of a horse, against the windpipe, and stopping the breath. [ 1913 Webster ]
n. [ Chill + Blain. ] A blain, sore, or inflammatory swelling of the feet or hands, produced by exposure to cold, and attended by itching, pain, and sometimes ulceration. Syn. -- pernio. [ 1913 Webster + WordNet 1.5 ]