gravity feed

noun

1. the supplying of fuel, materials, etc., by force of gravity.
2. a system or device designed for this purpose.

Other Words From

• grav·i·ty-fed [grav, -i-tee-fed], adjective

Word History and Origins

Origin of gravity feed¹

First recorded in 1910–15

Example Sentences

This instrument should be placed higher than the auxiliary oil distributor itself to enable the oil to drain by gravity feed to the oiler.

From Project Gutenberg

While the pressure and gravity feed systems are generally used in airplanes, it may be well to describe the vacuum lift system which has been widely applied to motor cars and which may have some use in connection with airplanes as these machines are developed.

From Project Gutenberg

It is claimed that all the advantages of the pressure system are obtained with very little more complication than is found on the ordinary gravity feed.

From Project Gutenberg

When using gravity feed without air pressure be sure to vent the tank to allow circulation of air.

From Project Gutenberg

An important step was the substitution of what is called the "force feed" for the gravity feed.

From Project Gutenberg