pumps


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Related to pumps: centrifugal pumps, valves, Turbines
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pump1
top: jet pump
bottom: centrifugal pump

pump 1

 (pŭmp)
n.
1. A machine or device for raising, compressing, or transferring fluids.
2. Physiology A molecular mechanism for the active transport of ions or molecules across a cell membrane.
3. Physics Electromagnetic radiation used to raise atoms or molecules to a higher energy level.
4. Informal The heart.
5. Informal The place where consumers purchase gasoline. Used with the: gas prices rising at the pump.
v. pumped, pump·ing, pumps
v.tr.
1. To cause to flow by means of a pump or pumplike organ or device: Derricks pumped oil out of the ground. The heart pumps blood throughout the body.
2. To draw, deliver, or pour forth: a writer who pumped out a new novel every year.
3. To propel, eject, or insert: pumped new life into the economy.
4. To cause to move with an up-and-down or back-and-forth motion: a bicyclist pumping the pedals; a piston pumping a shaft.
5. To push or pull (a brake or lever, for instance) rapidly: a driver pumping the brakes.
6. To shoot (bullets, for example) at or into: a gunner pumping rounds at a target.
7. Physics To raise (atoms or molecules) to a higher energy level by exposing them to electromagnetic radiation at a resonant frequency.
8. Physiology To transport (ions or molecules) against a concentration gradient by the expenditure of chemically stored energy.
9. To invest (money) repeatedly or persistently in something.
10. To question closely or persistently: pump a witness for secret information.
11. Informal To promote or publicize vigorously: The company pumped its new product on its website.
v.intr.
1. To operate a pump.
2. To move gas or liquid with a pump or a pumplike organ or device.
3. To move up and down or back and forth in a vigorous manner: My legs were pumping as I ran up the stairs.
4. To flow in spurts: Blood was pumping from the wound.
5. Sports To fake a throw, pass, or shot by moving the arm or arms without releasing the ball.
Phrasal Verb:
pump up
1. To inflate with gas by means of a pump: pump up a tire.
2. Slang To fill with enthusiasm, strength, or energy: The lively debate really pumped us up.
3. Sports To be actively involved in a bodybuilding program: athletes pumping up at the gym.
Idiom:
pump iron Sports
To lift weights.

[Middle English pumpe.]

pump′er n.

pump 2

 (pŭmp)
n.
A shoe that has a closed back and is cut low around the toes, usually with heels and no fastenings.

[Origin unknown.]

pumps

- The shoes are so named for the sound they make.
See also related terms for shoes.
References in classic literature ?
The boy sat down again and looked at his pumps, till Jo said, trying to be polite and easy, "I think I've had the pleasure of seeing you before.
In agreeable contrast, his brother, Maryland Joe, was attired in a thin fawn- colored summer overcoat, lightly worn open, so as to show the unstarched bosom of a white embroidered shirt, and a pair of nankeen trousers and pumps.
that business consisted in fetching the Commodore's craft such a thwack, that with all his pumps going he made straight for the nearest port to heave down and repair.
here comes that ghost-devil, Fedallah; tail coiled out of sight as usual, oakum in the toes of his pumps as usual.
10, before anybody was around, and be ready to man the pumps at the proper time, and make the fur fly.
I'm a battered old hulk, with my seams opening, and my pumps choked, and the waters of Death powering in on me as fast as they can.
From the Palace of the Tuileries, through Monseigneur and the whole Court, through the Chambers, the Tribunals of Justice, and all society (except the scarecrows), the Fancy Ball descended to the Common Executioner: who, in pursuance of the charm, was required to officiate "frizzled, powdered, in a gold-laced coat, pumps, and white silk stockings.
He led me to an inner chamber where I beheld a battery of twenty radium pumps any one of which was equal to the task of furnishing all Mars with the atmosphere compound.
However, if electricity does not furnish me with air to breathe, it works at least the powerful pumps that are stored in spacious reservoirs, and which enable me to prolong at need, and as long as I will, my stay in the depths of the sea.
Did she go quickly from under the men's feet, or did she resist to the end, letting the sea batter her to pieces, start her butts, wrench her frame, load her with an increasing weight of salt water, and, dismasted, unmanageable, rolling heavily, her boats gone, her decks swept, had she wearied her men half to death with the unceasing labour at the pumps before she sank with them like a stone?
As our object was to effect as rapid a flight as possible to the mountains, we determined not to encumber ourselves with any superfluous apparel; and accordingly, while the rest were rigging themselves out with some idea of making a display, we were content to put on new stout duck trousers, serviceable pumps, and heavy Havre-frocks, which with a Payta hat completed our equipment.
Nathaniel’s coat, sir, was not fully made, And Gabriel’s pumps were all unpink’d i’ th' heel; There was no link to color Peter’s hat, And Walter’s dagger was not come from sheathing; There were none fine, but Adam, Ralph, and Gregory.