Corn (kôrn), n. [L. cornu horn: cf. F. corne horn, hornlike excrescence. See Horn.] A thickening of the epidermis at some point, esp. on the toes, by friction or pressure. It is usually painful and troublesome.
Welcome, gentlemen! Ladies that have their toes
Unplagued with corns, will have a bout with you.
Shak.
☞ The substance of a corn usually resembles horn, but where moisture is present, as between the toes, it is white and sodden, and is called a soft corn.