washerless

washer

[wosh-er, waw-sher]
noun
1.
a person or thing that washes.
3.
a flat ring or perforated piece of leather, rubber, metal, etc., used to give tightness to a joint, to prevent leakage, to distribute pressure, etc., as under the head of a nut or bolt.

Origin:
1275–1325; Middle English; see wash, -er1

washerless, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
washer (ˈwɒʃə)
 
n
1.  a person or thing that washes
2.  a flat ring or drilled disc of metal used under the head of a bolt or nut to spread the load when tightened
3.  any flat ring of rubber, felt, metal, etc, used to provide a seal under a nut or in a tap or valve seat
4.  See washing machine
5.  chemical engineering a device for cleaning or washing gases or vapours; scrubber
6.  (Austral) a face cloth; flannel

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Etymonline
Word Origin & History

washer
"flat ring for sealing joints or holding nuts," 1346, generally considered an agent noun of wash (q.v.), but the sense connection is difficult, and the noun may derive instead from the ancestor of Fr. vis "screw, vise."
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

wash (wŏsh)
v. washed, wash·ing, wash·es

  1. To cleanse, using water or other liquid, usually with soap, detergent, or bleach, by immersing, dipping, rubbing, or scrubbing.

  2. To make moist or wet.

n.
  1. The act or process of cleansing or washing.

  2. A solution used to cleanse or bathe a part.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Slang Dictionary

wash definition


  1. in.
    to be believed. (As if untruth were a stain that will not come out in the wash.) : That'll never wash! It's totally unbelievable.
  2. n.
    a drink that follows a previous drink; a chaser. : Can I have a wash with this, bartender?
  3. n.
    the almost simultaneous sale and purchase of the same stock, usually to make the stock appear to be trading actively. (Securities markets. The practice is illegal. Tax loss selling must be done in such a way to avoid appearing to be a wash.) : I sold the stock and couldn't buy it back for thirty days to avoid an illegal wash.
  4. n.
    a whitewash or covering up (of a problem). : What the administration presented was not an explanation but a wash.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition.
Copyright 2007. Published by McGraw-Hill Education.
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