资料来源 : Webster's Revised Unabridged Dictionary (1913)

Hack \Hack\, n.
   1. A notch; a cut. --Shak.

   2. An implement for cutting a notch; a large pick used in
      breaking stone.

   3. A hacking; a catch in speaking; a short, broken cough.
      --Dr. H. More.

   4. (Football) A kick on the shins. --T. Hughes.

   {Hack saw}, a handsaw having a narrow blade stretched in an
      iron frame, for cutting metal.