Analysis of information sources in references of the Wikipedia article "ஏவுகணை" in Tamil language version.
The war rocket used by the Mahrattas which very often annoyed us, is composed of an iron tube eight or ten inches long and nearly two inches in diameter. This destructive weapon is sometimes fixed to a rod iron, sometimes to a straight two-edged sword, but most commonly to a strong bamboo cane four or five feet long with an iron spike projecting beyond the tube to this rod or staff, the tube filled with combustible materials
a. An object propelled (either by hand or mechanically) as a weapon at a target
b. Military. A long-distance weapon that is self-propelled, and directed either by remote control or automatically, during part or all of its course.