What is "heck board"

Heck \Heck\, n. [See Hatch a half door.] [Written also hack.]

1. The bolt or latch of a door. [Prov. Eng.]

2. A rack for cattle to feed at. [Prov. Eng.]

3. A door, especially one partly of latticework; -- called also heck door. [Prov. Eng.]
   --Halliwell.

4. A latticework contrivance for catching fish.

5. (Weaving) An apparatus for separating the threads of warps into sets, as they are wound upon the reel from the bobbins, in a warping machine.

6. A bend or winding of a stream. [Prov. Eng.]

   Half heck, the lower half of a door.

   Heck board, the loose board at the bottom or back of a cart.

   Heck box or Heck frame, that which carries the heck in warping.

n. The loose board at the bottom or back of a cart.