• WordNet 3.6
    • n blowtube a tube through which darts can be shot by blowing
    • n blowtube a tube that directs air or gas into a flame to concentrate heat
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Webster's Revised Unabridged Dictionary
    • Blowtube A blowgun.
    • Blowtube (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.
    • Blowtube A similar instrument, commonly of tin, used by boys for discharging paper wads and other light missiles.
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Century Dictionary and Cyclopedia
    • n blowtube A hollow iron rod, from 5 to 6 feet long, by blowing through which a glass-blower expands the semi-fluid metal gathered on its further end while shaping it on the marver.
    • n blowtube Same as blow-gun.
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