geysers

Noun

geyser (plural geysers)

1. A boiling natural spring which throws forth jets of water, mud, etc., at frequent intervals, driven upwards by the expansive power of steam.
2. (broadly) A momentary vertical jet or fountain of fluid driven upwards by a violent force.
   • Sporting a few war wounds from Japanese destroyer gunfire, The Sullivans had already launched one spread of torpedoes at the Japanese destroyers that were now littering the ocean floor, or, occasionally, making their own retreat, but she still had one left, so a five-torpedo spread was duly sent at...2021 May 5, Drachinifel, 42:03 from the start, in Battle of Samar - What if TF34 was there?, archived from the original on 19 Aug 2022
3. (UK, archaic) An instantaneous, and often dangerous, hot water heater.
   • Where a Geyser or hot-water heater is used it is a good and wise precaution to see that the bath-room, &c., when it is used is well ventilated.1902, William Paton Buchan, Plumbing: A Text-book to the Practice of the Art Or Craft of the Plumber
4. (South Africa, South-Asia) A domestic water boiler.

See all 5 meanings of geyser