Category:Pump

Pump (pûmp), n. Etym: [probably so called as being worn for pomp or Ornament. See pomp.]

Defn: a low shoe with a thin sole. Swift.

Pump Pump, n. Etym: [akin to d. pomp, g. pumpe, f. pompe; of unknown Origin.]

Defn: an hydraulic machine, variously constructed, for raising or Transferring fluids, consisting essentially of a moving piece or Piston working in a hollow cylinder or other cavity, with valves Properly placed for admitting or retaining the fluid as it is drawn Or driven through them by the action of the piston.

Note: for various kinds of pumps, see air pump, chain pump, and force Pump; also, under lifting, plunger, rotary, etc. Circulating pump (steam engine), a pump for driving the condensing water through the Casing, or tubes, of a surface condenser. -- pump brake. See pump handle, below. -- pump dale. See dale. -- pump gear, the apparatus belonging to a pump. Totten. -- pump handle, the lever, worked by hand, by which motion is given To the bucket of a pump. -- pump hood, a semicylindrical appendage covering the upper wheel Of a chain pump. -- pump rod, the rod to which the bucket of a pump is fastened, and Which is attached to the brake or handle; the piston rod. -- pump room, a place or room at a mineral spring where the waters Are drawn and drunk. [eng.] -- pump spear. Same as pump rod, above. -- pump stock, the stationary part, body, or barrel of a pump. -- pump well. (naut.) See well.

Pump Pump, v. t. [imp. & p. p. Pumped (pûmt; 215); p. pr. & vb. n. Pumping.]

1. To raise with a pump, as water or other liquid.

2. To draw water, or the like, from; to from water by means of a Pump; as, they pumped the well dry; to pump a ship.

3. Figuratively, to draw out or obtain, as secrets or money, by Persistent questioning or plying; to question or ply persistently in Order to elicit something, as information, money, etc. But pump not me for politics. Otway.

Pump Pump, v. i.

Defn: to work, or raise water, a pump.