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pump

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13 dictionary results for: Pump

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

pump1

[puhmp] Pronunciation Key

–noun

1.	an apparatus or machine for raising, driving, exhausting, or compressing fluids or gases by means of a piston, plunger, or set of rotating vanes.

2.	Engineering, Building Trades. a shore having a jackscrew in its foot for adjusting the length or for bearing more firmly against the structure to be sustained.

3.	Biology. an animal organ that propels fluid through the body; heart.

4.	Cell Biology. a system that supplies energy for transport against a chemical gradient, as the sodium pump for the transfer of sodium and potassium ions across a cell membrane.

–verb (used with object)

5.	to raise, drive, etc., with a pump.

6.	to free from water or other liquid by means of a pump.

7.	to inflate by pumping (often fol. by up): to pump a tire up.

8.	to operate or move by an up-and-down or back-and-forth action.

9.	to supply with air, as an organ, by means of a pumplike device.

10.	to drive, force, etc., as if from a pump: He rapidly pumped a dozen shots into the bull's-eye.

11.	to supply or inject as if by using a pump: to pump money into a failing business.

12.	to question artfully or persistently to elicit information: to pump someone for confidential information.

13.	to elicit (information) by questioning.

–verb (used without object)

14.	to work a pump; raise or move water, oil, etc., with a pump.

15.	to operate as a pump does.

16.	to move up and down like a pump handle.

17.	to exert oneself in a manner likened to pumping: He pumped away at his homework all evening.

18.	to seek to elicit information from a person.

19.	to come out in spurts.

—Verb phrase

20.

pump up,

a.	to inflate.

b.	to increase, heighten, or strengthen; put more effort into or emphasis on; intensify: The store has decided to pump up its advertising.

c.	to infuse with enthusiasm, competitive spirit, energy, etc.: The contestants were all backstage pumping themselves up for their big moment.

—Idioms

21.

prime the pump,

a.	to increase government expenditure in an effort to stimulate the economy.

b.	to support or promote the operation or improvement of something.

22.	pump iron. iron (def. 29).

[Origin: 1400–50; late ME pumpe (n.); c. G Pumpe, D pomp

]

—Related forms

pump·a·ble, adjective

pumpless, adjective

pumplike, adjective

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

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Sponsored Links Submersible Pumps
Shop Zoeller Sump Pumps and More Easy Secure Shopping - Faucet Depot
www.FaucetDepot.com

Triple "D" Pump Company
Offering a complete line of quality wastewater pump systems & services.
www.tripledpump.com

Tsurumi Pump Sales
Same day UPS ON ALL Tsurumi Pumps: Sump, Gas Engine, Pond & Generators
www.TsurumiPumpSales.com

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

pump2

[puhmp] Pronunciation Key

–noun

1.	a lightweight, low-cut shoe without fastenings for women.

2.	a slip-on black patent leather shoe for men, for wear with formal dress.

[Origin: 1720–30; orig. uncert.

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

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American Heritage Dictionary - Cite This Source - Share This

pump¹ (pŭmp) Pronunciation Key

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n.

A machine or device for raising, compressing, or transferring fluids.
Physiology A molecular mechanism for the active transport of ions or molecules across a cell membrane.
Physics Electromagnetic radiation used to raise atoms or molecules to a higher energy level.
Informal The heart.

v. pumped, pump·ing, pumps

v. tr.

To raise or cause to flow by means of a pump.
To draw, deliver, or pour forth as if with a pump.
To remove the water from: pump out a flooded basement.
To cause to move with the up-and-down motion of a pump handle: a bicyclist pumping the pedals.
To propel, eject, or insert with or as if with a pump: pumped new life into the economy.
Physics To raise (atoms or molecules) to a higher energy level by exposing them to electromagnetic radiation at a resonant frequency.
Physiology To transport (ions or molecules) against a concentration gradient by the expenditure of chemically stored energy.
To question closely or persistently: pump a witness for secret information.

v. intr.

To operate a pump.
To raise or move gas or liquid with a pump.
To move up and down in the manner of a pump handle.
Sports To fake a throw, pass, or shot by moving the arm or arms without releasing the ball.

Phrasal Verb(s):
pump up

To inflate with gas by means of a pump: pump up a tire.
Slang To fill with enthusiasm, strength, and energy: The lively debate really pumped us up.
Sports To be actively involved in a bodybuilding program: athletes pumping up at the gym.

Idiom(s):
pump iron Sports
To lift weights.

[Middle English pumpe.]

pump'er n.

(Download Now or Buy the Book)
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

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American Heritage Dictionary - Cite This Source - Share This

pump² (pŭmp) Pronunciation Key
n. A woman's shoe that has medium or high heels and no fastenings.

[Origin unknown.]

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Online Etymology Dictionary - Cite This Source - Share This
pump (1)

"apparatus for forcing liquid or air," c.1440, possibly from M.Du. pompe "water conduit, pipe," or M.L.G. pumpe "pump," both from some North Sea sailors' word, possibly of imitative origin. The verb is recorded from 1508. Metaphoric extension in to pump (someone) for information is from 1667. Pumper "fire engine tha pumps water" is recorded from 1915.

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Online Etymology Dictionary - Cite This Source - Share This
pump (2)

"low shoe without fasteners," 1555, perhaps echoic of the sound made when walking in them, or perhaps from Du. pampoesje, from Javanese pampoes, of Arabic origin.

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WordNet - Cite This Source - Share This

pump
noun
1.	a mechanical device that moves fluid or gas by pressure or suction
2.	the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body; "he stood still, his heart thumping wildly" [syn: heart]
3.	a low-cut shoe without fastenings
verb
1.	operate like a pump; move up and down, like a handle or a pedal; "pump the gas pedal"
2.	deliver forth; "pump bullets into the dummy"
3.	draw or pour with a pump
4.	supply in great quantities; "Pump money into a project"
5.	flow intermittently
6.	move up and down; "The athlete pumps weights in the gym"
7.	raise (gases or fluids) with a pump
8.	question persistently; "She pumped the witnesses for information"

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The American Heritage Science Dictionary - Cite This Source - Share This

pump (pŭmp) Pronunciation Key

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A device used to raise or transfer fluids. Most pumps function either by compression or suction.
A molecular mechanism for the active transport of ions or molecules across a cell membrane.

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American Heritage Stedman's Medical Dictionary - Cite This Source - Share This

pump (pŭmp)
n.

A machine or device for raising, compressing, or transferring fluids.
A molecular mechanism for the active transport of ions or molecules across a cell membrane.

v. pumped, pump·ing, pumps

To raise or cause to flow by means of a pump.
To transport ions or molecules against a concentration gradient by the expenditure of chemically stored energy.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Pump

Pump\ (p[u^]mp), n. [Probably so called as being worn for pomp or ornament. See Pomp.] A low shoe with a thin sole. --Swift.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Pump

Pump\, n. [Akin to D. pomp, G. pumpe, F. pompe; of unknown origin.] 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.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Pump

Pump\, v. t. [imp. & p. p. Pumped (p[u^]mt; 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.

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Webster's Revised Unabridged Dictionary - Cite This Source - Share This

Pump

Pump\, v. i. To work, or raise water, a pump.

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