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Definition of "wiper" []

  • One that wipes. (noun)
  • Something, such as a towel, used for wiping. (noun)
  • A device designed for wiping, as on an automobile windshield. (noun)
  • A projecting cam, as on a rotating shaft, that activates another machine part. (noun)
  • A movable electrical contact, as in a rheostat. (noun)
  • Any piece of cloth, such as a handkerchief, towel, etc, used for wiping (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • A cam rotated to ease a part and allow it to fall under its own weight, as used in stamping machines, etc (noun)
  • A movable conducting arm, esp one in a switching or selecting device, that makes contact with a row or ring of contacts (noun)

www.Collinsdictionary.com (c) HarperCollins Publishers Ltd 2016

Use "wiper" in a sentence
  • "Dirt entry and corrosion problems have led to improvements in wiper designs with the introduction of an external flap on the wiping lip to prevent the entry of dirt via the outer diameter of the wiper."
  • "That reminds me of a story – my windshield wiper is broken."
  • "So when I need to know what the black rubbery thingummy on a windscreen wiper is called, I can look up windscreen wiper in the index, turn to the appropriate picture, and learn that it's a wiper blade rubber."