waterproof - definition and synonyms

 
adjective 

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/ˈwɔːtə(r)ˌpruːf/
  1. 1
    waterproof clothes keep you dry because they do not let rain pass through them

    a waterproof jacket

    All of our boots are 100% waterproof.

    1. a.
      used about other things that do not let water inside

      waterproof tape

  2. 2
    something that is waterproof does not get damaged by water

    a waterproof camera