A similar instrument, commonly of tin, used by boys for discharging paper wads and other light missiles.
3.
(Glassmaking) A long wrought iron tube, on the end of which the workman gathers a quantity of "metal" (melted glass), and through which he blows to expand or shape it; called also blowing tube, and blowpipe.
... A blowtube was fastened to three pegs, so that it might not warp, a hunter's horn hung from another, and on the floor were a number of arrows in various stages of manufacture, some tied to the straightening rod, some with the feathers already attached, and some hardly shaped ... — After London - Wild England • Richard Jefferies