Synonyms for pump

noun

• the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
• a low-cut shoe without fastenings
• a mechanical device that moves fluid or gas by pressure or suction

verb

• deliver forth
• draw or pour with a pump
• flow intermittently
• move up and down
• operate like a pump; move up and down, like a handle or a pedal
• question persistently
• raise (gases or fluids) with a pump
• supply in great quantities