'Wiper' definitions:

Definition of 'wiper'

(from WordNet)
noun
A worker who wipes
noun
Contact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet [syn: wiper, wiper arm, contact arm]
noun
A mechanical device that cleans the windshield [syn: windshield wiper, windscreen wiper, wiper, wiper blade]

Definition of 'Wiper'

From: GCIDE
  • Wiper \Wip"er\, n.
  • 1. One who, or that which, wipes. [1913 Webster]
  • 2. Something used for wiping, as a towel or rag. [1913 Webster]
  • 3. (Mach.) A piece generally projecting from a rotating or swinging piece, as an axle or rock shaft, for the purpose of raising stampers, lifting rods, or the like, and leaving them to fall by their own weight; a kind of cam. [1913 Webster]
  • 4. (Firearms) A rod, or an attachment for a rod, for holding a rag with which to wipe out the bore of the barrel. [1913 Webster]