pump

:  a shoe that grips the foot chiefly at the toe and heel; especially :  a close-fitting woman's dress shoe with a moderate to high heel

:  a device for raising, moving, or compressing liquids or gases

1 :  to raise, move, or compress by using a pump pump water

2 :  to fill by using a pump I pumped up my tires.

3 :  to draw, force, or drive onward in the manner of a pump The heart pumps blood through the body.

4 :  to question again and again to find out something She proceeded to pump me about my family and circumstances … — Gail Carson Levine, Ella Enchanted

5 :  to move (something) up and down or in and out quickly and repeatedly He pumped his fist in the air.

6 :  to remove (a liquid or gas) from by using a pump We pumped the boat dry.

1:  a device that raises, transfers, or compresses fluids or that attenuates gases especially by suction or pressure or both

2:  heart

3:  an act or the process of pumping

4:  an energy source (as light) for pumping atoms or molecules

5:  a mechanism by which atoms, ions, or molecules are transported across cell membranes—see proton pump, sodium pump

:  to work a pump :  raise or move a fluid with a pump

1

2:  to draw fluid from with a pump

3:  to transport (as ions) against a concentration gradient by the expenditure of energy

4a:  to excite (as atoms or molecules) especially so as to cause emission of coherent monochromatic electromagnetic radiation (as in a laser)b:  to energize (as a laser) by pumping