pump
1. [ verb ] operate like a pump; move up and down, like a handle or a pedal
Related terms: wield
2. [ noun ] a mechanical device that moves fluid or gas by pressure or suction
Related terms: mechanical_device suction_pump aspirator water_pump centrifugal_pump heart-lung_machine bicycle_pump force_pump bilge_pump gas_pump grease-gun hand_pump hydraulic_pump auxiliary_pump ion_pump lift_pump air_pump oil_pump stirrup_pump fuel_system cooling_system cylinder
3. [ verb ] (arms) deliver forth
Examples:

"pump bullets into the dummy"

Related terms: shoot
4. [ verb ] draw or pour with a pump
Related terms: draw pour
5. [ verb ] move up and down
Examples:

"The athlete pumps weights in the gym"

Related terms: move
6. [ verb ] flow intermittently
Related terms: spurt
7. [ verb ] question persistently
Examples:

"She pumped the witnesses for information

Related terms: question
8. [ verb ] raise with a pump; of gases or fluids
Related terms: raise
9. [ noun ] (anatomy,zoology) the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions pump blood through the body
Synonyms: heart ticker
Examples:

"he stood still, his heart thumping wildly"

Related terms: internal_organ biauriculate_heart athlete's_heart circulatory_system coronary_artery valve heart_valve cardiac_muscle
10. [ verb ] supply in great quantities
Examples:

"Pump money into a project"

Related terms: supply
11. [ noun ] (clothing) a low-cut shoe without fastenings
Synonyms: pumps
Related terms: shoe spectator_pump