资料来源 : Webster's Revised Unabridged Dictionary (1913)

Dump \Dump\, v. t. [imp. & p. p. {Dumped}; p. pr. & vb. n.
   {Dumping}.] [OE. dumpen to throw down, fall down, cf. Icel.
   dumpa to thump, Dan. dumpe to fall suddenly, rush, dial. Sw.
   dimpa to fall down plump. Cf. {Dump} sadness.]
   1. To knock heavily; to stump. [Prov. Eng.] --Halliwell.

   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.] --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}.