Scythe \Scythe\ (s[imac]th), n. [OE. sithe, AS. s[=i][eth]e, sig[eth]e; akin to Icel. sig[eth]r a sickle, LG. segd, seged, seed, seid, OHG. segansa sickle, scythe, G. sense scythe, and to E. saw a cutting instrument. See {Saw}.] [Written also {sithe} and {sythe}.] 1. An instrument for mowing grass, grain, or the like, by hand, composed of a long, curving blade, with a sharp edge, made fast to a long handle, called a snath, which is bent into a form convenient for use. [1913 Webster] The sharp-edged scythe shears up the spiring grass. --Drayton. [1913 Webster] Whatever thing The scythe of Time mows down. --Milton. [1913 Webster] 2. (Antiq.) A scythe-shaped blade attached to ancient war chariots. [1913 Webster]