DOWN a.
Downward; going down; sloping; as, a down stroke; a down grade; a down train on a railway. Down draught, a downward draft, as in a flue, chimney, shaft of a mine, etc. -- Down in the mouth, chopfallen; dejected.
DUMP v.
cart by tilting it; as, to dump sand, coal, etc. [U.S.] Bartlett. Dumping car or cart, a railway car, or a cart, the body of which can be tilted to empty the contents; -- called also dump car, or dump cart.