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waterproof

[waw-ter-proof, wot-er-] /ˈwɔ tərˌpruf, ˈwɒt ər-/
adjective
1.
impervious to water.
2.
rendered impervious to water by some special process, as coating or treating with rubber:
a waterproof hat.
noun
3.
Chiefly British. a raincoat or other outer coat impervious to water.
4.
any of several coated or rubberized fabrics that are impervious to water.
verb (used with object)
5.
to make waterproof.
Origin of waterproof
1730-1740
First recorded in 1730-40; water + -proof
Related forms
waterproofer, noun
waterproofness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for waterproof
Contemporary Examples
Historical Examples
  • I remember shirts and waterproof boots were mentioned by Bagshaw.

    The Channings Mrs. Henry Wood
  • And it must be cased in waterproof, to keep it from getting wet and heavy.

    Boy Scouts Handbook Boy Scouts of America
  • Yes, sir, it is a sort of waterproof cloth, made with Indian rubber.

    Frank Fairlegh Frank E. Smedley
  • The troops had made up little tents with their waterproof sheets.

  • For the first time, I realized the virtue of his waterproof silk shirt.

    The Lady and the Pirate Emerson Hough
  • "Got him first time," said the sergeant, removing his waterproof cape.

    The Man Who Knew Edgar Wallace
  • I must lend her my waterproof, only she appears already to be water-proved!

  • An umbrella or a waterproof cape would be fatal to the whole effect.

    They and I Jerome K. Jerome
British Dictionary definitions for waterproof

waterproof

/ˈwɔːtəˌpruːf/
adjective
1.
not penetrable by water Compare water-repellent, water-resistant
noun
2.
(mainly Brit) a waterproof garment, esp a raincoat
verb (transitive)
3.
to make (a fabric, item of clothing, etc) waterproof
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for waterproof
adj.

1725, from water (n.1) + proof. The verb is first recorded 1843. Related: Waterproofed; waterproofing.

Online Etymology Dictionary, © 2010 Douglas Harper
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18
19
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