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  1. Dictionary
    wa·ter·proof
    /ˈwôdərˌpro͞of/

    adjective

    • 1. impervious to water: "a waterproof hat"

    noun

    • 1. a garment, especially a coat, that keeps out water: British "she put on boots and a waterproof"

    verb

    • 1. make impervious to water: "a plastic case waterproofs this disposable camera"

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    More definitions, origin and scrabble points

  2. www.merriam-webster.com › dictionary › waterproofWaterproof Definition & Meaning - Merriam-Webster

    The meaning of WATERPROOF is impervious to water; especially : covered or treated with a material (such as a solution of rubber) to prevent permeation by water.

  3. dictionary.cambridge.org › dictionary › englishWATERPROOF | English meaning - Cambridge Dictionary

    WATERPROOF definition: 1. not allowing water to go through: 2. to put a special substance on the surface of something…. Learn more.

  4. www.dictionary.com › browse › waterproofWATERPROOF Definition & Meaning | Dictionary.com

    If something is waterproof, it means it is completely impervious or resistant to water—water won’t damage it, penetrate it, or otherwise change it. Sometimes, there’s no harm in getting wet, but water can damage things (like electronics) or make them uncomfortable (like socks).

  5. dictionary.cambridge.org › us › dictionaryWATERPROOF | definition in the Cambridge English Dictionary

    WATERPROOF meaning: 1. not allowing water to go through: 2. to put a special substance on the surface of something…. Learn more.

  6. www.vocabulary.com › dictionary › waterproofWaterproof - Definition, Meaning & Synonyms | Vocabulary.com

    Definitions of waterproof. adjective. not permitting the passage of water. synonyms: rainproof, waterproofed. tight. of such close construction as to be impermeable. verb. make watertight. “ Waterproof the coat” see more. noun. any fabric impervious to water. see more. noun. a water-resistant coat. synonyms: raincoat. see more. Pronunciation. US.

  7. www.thefreedictionary.com › waterproofWaterproof - definition of waterproof by The Free Dictionary

    Define waterproof. waterproof synonyms, waterproof pronunciation, waterproof translation, English dictionary definition of waterproof. adj. 1. Impervious to or unaffected by water. 2. Made of or coated or treated with rubber, plastic, or a sealing agent to prevent penetration by water.

  8. www.collinsdictionary.com › dictionary › englishWATERPROOF definition and meaning | Collins English Dictionary

    Something which is waterproof does not let water pass through it. Take waterproof clothing–Orkney weather is unpredictable. Designed to be completely waterproof, the lights are manufactured from heavy duty plastic.

  9. www.oxfordlearnersdictionaries.com › definition › englishwaterproof adjective - Definition, pictures, pronunciation and...

    Definition of waterproof adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

  10. dictionary.cambridge.org › dictionary › learner-englishWATERPROOF | meaning - Cambridge Learner's Dictionary

    WATERPROOF definition: Waterproof material or clothing does not let water through: . Learn more.

  11. en.wiktionary.org › wiki › waterproofwaterproof - Wiktionary, the free dictionary

    Feb 20, 2024 · A substance or preparation for rendering cloth, leather, etc., impervious to water. Cloth made waterproof, or any article made of such cloth, or of other waterproof material, as rubber; especially, an outer garment made of such material.