• Webster's Revised Unabridged Dictionary
    • n Drawboy (Weaving) A boy who operates the harness cords of a hand loom; also, a part of power loom that performs the same office.
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Century Dictionary and Cyclopedia
    • n drawboy A boy who helps a weaver in drawing the heddles to form the pattern of the cloth he is weaving; hence, a mechanical device employed for this purpose.
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In literature:

The drawboy's work was to pull each set of cords in regular order forward and downward.
"In the Days of the Guild" by Louise Lamprey