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1

waterproof

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adjective wa·ter·proof \ˈwȯ-tər-ˌprüf, ˈwä-\

Simple Definition of waterproof

  • : designed to prevent water from entering or passing through

  • : designed so that water alone will not remove it

Full Definition of waterproof

  1. :  impervious to water; especially :  covered or treated with a material (as a solution of rubber) to prevent permeation by water

wa·ter·proof·ness noun

Examples of waterproof

  1. This suntan lotion is waterproof.

  2. <luckily, my backpack is waterproof, so my clothes didn't get wet>



1736

First Known Use of waterproof

1736


2

waterproof

noun wa·ter·proof

Definition of waterproof

  1. 1 :  a waterproof fabric

  2. 2 chiefly British :  raincoat



Examples of waterproof

  1. <remember your waterproof if you're walking around London in the winter>



1799

First Known Use of waterproof

1799


3

waterproof

verb wa·ter·proof

Simple Definition of waterproof

  • : to put a substance on (something) in order to make it waterproof

Full Definition of waterproof

  1. transitive verb
  2. :  to make waterproof

wa·ter·proof·er noun

Examples of waterproof

  1. He waterproofed the deck by applying sealer to it.



1841

First Known Use of waterproof

1841



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