(used with a singular or plural verb) a complete system of reservoirs, pipelines, conduits, etc., by which water is collected, purified, stored, and pumped to urban users.
2.
(used with a singular verb) a pumping station or a purifying station of such a system.
3.
(usually used with a plural verb) Sometimes, waterwork.a spectacular display of water, mechanically produced, as for a pageant.
4.
(used with a singular or plural verb) Slang. tears, or the source of tears: to turn on the waterworks.
5.
Slang. the kidneys.
Origin: 1400–50; late Middle English; see water, works
(functioning as singular) an establishment for storing, purifying, and distributing water for community supply
2.
(functioning as plural) a display of water in movement, as in fountains
3.
informal, euphemistic (Brit) (functioning as plural) the urinary system, esp with reference to its normal functioning: he has trouble with his waterworks