Having two bellies or protuberances

n an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot) n bony tissue formed during the healing of a fractured bone n (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid

(botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid v

n an area of skin that is thick or hard from continual pressure or friction (as the sole of the foot) n bony tissue formed during the healing of a fractured bone n (botany) an isolated thickening of tissue, especially a stiff protuberance on the lip of an orchid v cause a callus to form on v form a callus or calluses

n a headlike protuberance on an organ or structure n the upper part of the human body or the front part of the body in animals