- any device for indicating the height of water in a reservoir, tank, boiler, or other vessel.
Origin of water gauge
First recorded in 1700–10
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for water gauge
A water-gauge in plain sight keeps the driver informed at all times as to the amount of water in the boiler.Stories of Inventors
No fitting of a boiler is more important than the water-gauge, which shows the level at which the water stands.How it Works
It has a horizontal boiler six inches long, safety-valve, and water-gauge.
“We are going to have a bad night of it,” observed John Marrot as his mate examined the water-gauge.
Will Garvie consulted the water-gauge for a moment and then opened the iron door of the furnace in order to throw in more coal.
- an instrument that indicates the presence or the quantity of water in a tank, reservoir, or boiler feedAlso called: water glass
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012