- a poisonous coal-mine gas composed chiefly of carbon monoxide.
Origin of white damp
First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for white damp
There is also "white-damp," the gas which you see burning with a pretty blue flame over a hot coal fire.Diggers in the Earth
Eva March Tappan