lift pump

noun

1. a pump in which a liquid is lifted rather than forced up from below.

lift pump

noun

1. See force pump
   a pump that raises a fluid to a higher level. It usually consists of a piston and vertical cylinder with flap or ball valves in both piston and cylinder base Compare force pump

Word History and Origins

Origin of lift pump¹

First recorded in 1855–60

Example Sentences

Bucket and Plunger Pumps consist of a lift pump bucket combined with a plunger of half its area.

From Project Gutenberg

This differs but little from the ordinary lift pump, as a reference to Figure 134 will show.

From Project Gutenberg

When the cylinder becomes filled with water, this is lifted out on the up-stroke, whence its name, "lift pump."

From Project Gutenberg

This foundry also manufactures a pump, well known to be the best forcing and lift pump in existence.

From Project Gutenberg

The plunger was enlarged from eight to ten inches, and a third lift pump was added.

From Project Gutenberg