Am·ba·ry n., or  Ambary hemp .  A valuable East Indian fiber plant (Hibiscus cannabinus), or its fiber, which is used throughout India for making ropes, cordage, and a coarse canvas and sackcloth; -- called also brown Indian hemp.
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  Hibiscus cannabinus
       n : valuable fiber plant of East Indies now widespread in
           cultivation [syn: kenaf, kanaf, deccan hemp, bimli,
            bimli hemp, Indian hemp, Bombay hemp]