Source : Webster's Revised Unabridged Dictionary (1913)

Versifier \Ver"si*fi`er\, n.
   1. One who versifies, or makes verses; as, not every
      versifier is a poet. --Dryden.

   2. One who converts into verse; one who expresses in verse
      the ideas of another written in prose; as, Dr. Watts was a
      versifier of the Psalms.

Source : WordNet®

versifier
     n : a writer who composes rhymes; a maker of poor verses
         (usually used as terms of contempt for minor or inferior
         poets) [syn: {rhymer}, {rhymester}, {poetizer}, {poetiser}]