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.