n. A cutting- or clipping-instrument consisting of two pivoted blades with beveled edges facing each other, such as is used for cutting cloth, or of a single piece of steel bent round until the blades meet, the elasticity of the back causing the blades to spring open when the pressure used in cutting has ceased.n. Something in the form of the blades of shears.n. In bookbinding, a long, heavy, curved knife, with a handle at one end and a heavy counterpoise at the other end of the blade, which cuts thick millboards, scissors, fashion, against a fixed straight knife on the side of an iron table.n. An apparatus for raising heavy weights. See sheers, 2.n. The ways or track of a lathe, upon which the lathe-head, poppet-head, and rest are placed.n. A shears-moth.In calico-printing, two metal clamps for holding the blade of the doctor on a cylinder printing-machine.In the steam fire-engine, the side frames which carry the weight of the boiler and engine and transmit it to the wheels.