- paper saturated with potassium nitrate to make it burn slowly, used for igniting explosives and fireworks.
Origin of touch paper
First recorded in 1740–50
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for touch paper
The appearance of the rocket is shown at fig. 36; the dotted line round the mouth shows the touch-paper.
The match is lit at t; but this may have a long bit of touch-paper attached to it, if preferred.
William made some touch-paper, which he lighted with one of the glasses from the telescope, and they soon had a good fire.Masterman Ready
Captain Frederick Marryat
Thus, if the ashes of a cigar be well rubbed into a bit of paper, they convert it into touch-paper.The Art of Travel
Lighting the touch-paper in his tobacco-box, he passed it over the body of the hound which had attacked me, and then of the other.Micah Clarke
Arthur Conan Doyle