1570s, agent noun from pare (v.).
Online Etymology Dictionary, © 2010 Douglas Harper
Examples from the Web for parer
It is derived from the French parer to parry, and chute a fall.The Mastery of the Air
William J. Claxton
The water acts as the medium for moving the vegetables and for removing the bits of skin from the sides of the parer.
Keep this parer clean by scrubbing the inside with a stiff brush and rinsing well with water after using.