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pump1

 
pronunciation:
puhmp
parts of speech:
noun, transitive verb, intransitive verb
features:
Word Combinations (noun, verb), Word Explorer
part of speech: noun
definition: a mechanical or biological device for compressing a fluid or gas, or moving it from one place to another, esp. through pipes or the like.
The water pump operates to fill up this tank.I pulled up my car to the gas pump.
 
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part of speech: transitive verb
inflections: pumps, pumping, pumped
definition 1: to move or compress (a fluid or gas) using or as if using a pump.
We pumped the water from the flooded basement.Teenage boys often pumped gasoline at service stations to make money in those days.
definition 2: by using a pump, to take away a fluid from (often fol. by out).
We pumped the tank dry.
definition 3: to cause to fill with gas by using a pump (often fol. by "up").
She pumped up her volleyball.
definition 4: to move with a rapid, repetitive back-and-forth or up-and-down motion.
He pumped the brake pedal to test the brakes.
definition 5: to discharge from or as if from a pump.
This machine will pump water from the basement if there is a heavy rain.
definition 6: to try persistently or subtly to get (someone) to reveal information, gossip, or the like.
He pumped her for information about the potential job opening.
definition 7: of cells, to move (molecules or ions) in an energy-inefficient direction.
 
part of speech: intransitive verb
definition 1: to use a pump.
The boat was filled with water and we had no choice but to pump.
definition 2: to move or compress a fluid or gas using or as if using a pump.
definition 3: to make a rapid, repetitive back-and-forth or up-and-down motion.
definition 4: of a fluid, to emerge in a stream or in spurts.
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derivations: pumplike (adj.), pumper (n.)
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