Scythe /(sīth)/

Scythe

n.
  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.
    The sharp-edged scythe shears up the spiring grass.
    Whatever thing The scythe of Time mows down.
  2. A scythe-shaped blade attached to ancient war chariots. (Antiq.)

Scythe

v. t.
  1. To cut with a scythe; to cut off as with a scythe; to mow. [Obs.]
    Time had not scythed all that youth begun.