A system or facility for supplying water to a community, including reservoirs, pipelines, and treatment plants. The city's waterworks were upgraded to ensure a reliable supply of clean water to all residents.
A display of fireworks that involves the use of water, often seen in festivals or celebrations. The festival concluded with an impressive waterworks display that lit up the night sky.
The shedding of tears, often used in a humorous or informal context to describe someone crying. When she didn't get her way, she turned on the waterworks to gain sympathy.