[1] : The Collaborative International Dictionary of English v.0.48

piper \pi"per\, n. l.
   see pepper.
   1913 webster
see also:
pepper 

[2] : The Collaborative International Dictionary of English v.0.48

piper \pip"er\, n.
   1. mus. one who plays on a pipe, or the like, esp. on a
      bagpipe. "the hereditary piper and his sons." --macaulay.
      1913 webster

   2. zool.
      a a common european gurnard trigla lyra, having a
          large head, with prominent nasal projection, and with
          large, sharp, opercular spines.
      b a sea urchin goniocidaris hystrix having very long
          spines, native of both the american and european
          coasts.
          1913 webster

   to pay the piper, to bear the cost, expense, or trouble.
      1913 webster
see also:
trigla lyra goniocidaris hystrix to pay the piper 

[3] : WordNet (r) 2.0

piper
     n 1: someone who plays the bagpipe syn: bagpiper
     2: type genus of the piperaceae: large genus of chiefly
        climbing tropical shrubs syn: genus piper
see also:
bagpiper genus piper 

Piper >> P Words
Piper, definition of term: Piper
piper_pag1.html

Piper Methystic >> P Words
Piper Methystic, definition of term: Piper Methystic
piper+methystic_pag1.html