pump

I

[[t]pʌmp[/t]]

n.

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) zool. anat. inf the heart

3) cbl a biological system that supplies energy for the transport of molecular substances against a chemical gradient, as sodium and potassium ions across the cell membrane

4) to raise or drive with a pump

5) to force or inject like a pump or as if by using a pump:

The gangster pumped ten bullets into him[/ex]

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

7) to operate or move by an up-and-down or back-and-forth action

8) to question (someone) artfully or persistently so as to elicit information

9) to elicit (information) by questioning

10) to work a pump

11) to operate as a pump does

12) to move up and down like a pump handle

13) to come out in spurts

14) phv cvb pump up

a) phv to inflate by pumping:

to pump up a tire[/ex]

b) phv to infuse with enthusiasm, competitive spirit, etc

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- pump iron

Etymology: 1400–50; late ME pumpe (n.) II

pump

[[t]pʌmp[/t]] n.

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

2) clo a slip-on black patent leather man's shoe for wear with formal dress

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Etymology: 1720–30; orig. uncert.