DUMP v.
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.] 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.
TILT v. 2 definitions
oust; also, figuratively, to engage in any combat or movement resembling that of horsemen tilting with lances. He tilts With piercing steel at bold Mercutio's breast. Shak. Swords out, and tilting one at other's breast. Shak. But in this tournament can no man tilt. Tennyson. The fleet, swift tilting, o'er the Pope.…