water hammer

noun

1. the concussion and accompanying noise that result when a volume of water moving in a pipe suddenly stops or loses momentum.

water hammer

noun

1. a sharp concussion produced when the flow of water in a pipe is suddenly blocked

Word History and Origins

Origin of water hammer¹

First recorded in 1795–1805

Example Sentences

Scientists have given this apparatus the name of the water-hammer.

From Project Gutenberg

If air cushions were not provided, the "water hammer" would frequently crack or break the pipes.

From Project Gutenberg

It should be borne in mind that there is no water-hammer on this line.

From Project Gutenberg

The water-hammer, as it is termed, illustrates this apparent contradiction.

From Project Gutenberg