plural of sand pump

plural of bike pump

plural of yabby pump

plural of force pump

plural of fuel pump

plural of positive displacement pump

Third-person singular simple present indicative form of pump one's fist

(nautical) A small pump fitted in ships and boats to pump the bilges clear of water.

A small hand-operated pump with a stirrup-shaped base that was placed in a bucket of water, allowing a small hose to direct a stream onto minor fires.

A pump that moves air either into or out of something.