Pandean pipes Meaning, Definition & Usage

  1. noun a primitive wind instrument consisting of several parallel pipes bound together
    pandean pipe; panpipe; syrinx.

WordNet

Definitions
  1. a primitive wind instrument, consisting of a series of short hollow reeds or pipes, graduated in length by the musical scale, and fastened together side by side; a syrinx; a mouth organ; said to have been invented by Pan. Called also Pan's pipes and Panpipes.

Webster 1913