plural of pump and dump

plural of pump and jump

(chiefly aviation) A fuel pump used to remove the last dregs of usable fuel from a fuel tank once the fuel level in the tank has fallen too low for the primary fuel pumps to be able to draw fuel from the tank.

(Internet slang) A photo of oneself taken while or soon after using the gym, with the goal of showing off one's thews and impressing others.

A long cylinder with valved piston for use in drilling rocks.

(Australia, biology) A large hand-operated syringe-like suction pump, made of metal tubing with a rubber plunger, used to harvest ghost shrimp (prototypically the marine yabby) and other burrowing crustaceans from intertidal environments.

A kind of pump in which the upstroke of the piston draws liquid, through an inlet valve, into the cylinder. On the downstroke, the liquid is discharged, through an outlet valve, into the outlet pipe.

A simple hand-powered device used to impart a rapid rotating motion to a rod (the spindle or drill shaft), used to start a fire or to drill holes.

plural of pump drill

a part of a motor vehicle that transfers liquid from the fuel tank to the carburetor or fuel injector of the internal combustion engine.