Dump v. t. [imp. & p. p. Dumped p. pr. & vb. n. Dumping.]
1. To knock heavily; to stump. [Prov. Eng.]
2. To put or throw down with more or less of violence; hence, to unload from a cart by tilting it; as, to dump sand, coal, etc. [U.S.]
Dumping car or Dumping 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.