worm drive

noun

Machinery.

1. a drive mechanism utilizing a worm gear.

Word History and Origins

Origin of worm drive¹

First recorded in 1905–10

Example Sentences

Words like gussets, joists, speed square and worm drive saw can feel unfamiliar.

From Washington Post

The worm drive version is an upgrade in higher-end models that gives more power and torque.

From Seattle Times

What are advantages of worm drive gearing?

From Project Gutenberg

The worm drive, on the other hand, very seldom breaks if proper care is used.

From Project Gutenberg

On the other hand, in starting on slippery grades or wherever the traction is poor, the worm drive will give better traction than a chain drive because there is difficulty in taking up the slack that is always present in the chain before letting in the clutch fully.

From Project Gutenberg