smoke bomb

Noun

smoke bomb (plural smoke bombs)

1. A firework designed to produce smoke upon ignition.
   • It was the morning of the Fourth of July and kids were lighting smoke bombs, sulfurous coils of red and green, the colors dense and bright like concentrated dye blooming through water.2013, Rachel Kushner, chapter 11, in The Flamethrowers, New York: Scribner, published 2014, page 56
2. An explosive or incendiary device designed to emit smoke in order to mark a position or produce a smokescreen.
   • Smoke bombs would be used. The thick fumes resulting from their explosion between the lines would cover our advance.1916, Patrick MacGill, chapter 3, in The Great Push: An Episode of the Great War, London: Herbert Jenkins, page 48
   • Over every German battery would soar the observation plane indicating by tinsel or smoke bombs the location of the guns […]1918, Willis J. Abbot, chapter 9, in Aircraft and Submarines: The Story of the Invention, Development, and Present-Day Uses of War’s Newest Weapons, New York: Putnam