Blowtube

1. n. 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.
2. n. A blowgun.
3. n. A similar instrument, commonly of tin, used by boys for discharging paper wads and other light missiles.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.