waterproof 1 of 2

adjective

ˈwȯ-tər-ˌprüf How to pronounce waterproof (audio)
Definition of waterproofnext
as in leakproof
made of or treated with material that does not allow water to penetrate luckily, my backpack is waterproof, so my clothes didn't get wet

Synonyms & Similar Words

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Antonyms & Near Antonyms

waterproof

2 of 2

noun

chiefly British
as in slicker
a coat made of water-resistant material remember your waterproof if you're walking around London in the winter

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of waterproof
Adjective
The VeroLite additionally features a waterproof storage compartment for three 4-mm bits, which each go into an individual magnetic slot. — Ben Coxworth july 14, New Atlas, 14 July 2026 Always carry a physical guidebook or printed hike details in a waterproof bag as a backup, since batteries die and cell coverage on remote trails is often nonexistent. — Hanna Wickes, Fort Worth Star-Telegram, 13 July 2026
Noun
Other than making the tablet waterproof and adding Face ID, there's not much left to improve. — Eric Zeman, PC Magazine, 20 Mar. 2026 Instead, go for stylish, waterproof (or water-resistant) sandals that can seamlessly transition from the pool to lunch, sightseeing, or riding bikes. — Lydia Mansel, Travel + Leisure, 11 Mar. 2026 See All Example Sentences for waterproof
Recent Examples of Synonyms for waterproof
  1. leakproof
  2. slicker
  3. staunch
  4. raincoat
  5. trench
  6. oilskin
Adjective
  • Each container comes with a leakproof, airtight, and BPA-free plastic lid that is safe for use in the microwave, dishwasher, and freezer, so each one is easy to use and clean.
    — Alicia Geigel, Southern Living, 14 July 2026
  • Instead, they should be placed in a leakproof container filled with alcohol to kill them, and a doctor should be contacted to safely remove the remaining maggots.
    — Shiv Sudhakar, FOXNews.com, 14 July 2026
Definition of leakproof
Noun
  • City slickers will definitely get a bang for their buck with this place, which is a lot more spacious than a shoebox on the Upper East Side.
    — Madeleine Marr, Miami Herald, 17 Nov. 2025
  • During the Waleses' trip to Canada in October 1991, Diana made time between touring an AIDS hospice and a women's shelter to join William, 9, and Harry, 7, on a visit to Niagara Falls, where the trio donned rain slickers for a wet and wild voyage on the Maid of the Mist.
    — Stephanie Sengwe, People.com, 31 Aug. 2025
Definition of slicker
Adjective
  • There was no personal gain or benefit to any DOE employee in this procurement oversight, only a staunch commitment to deliver for students first.
    — Lincoln Restler, New York Daily News, 18 July 2026
  • Rogan’s viewership spans from staunch Make America Healthy Again advocates to more socially liberal viewers who agree with his opinions on marijuana legalization.
    — Molly Parks, The Washington Examiner, 17 July 2026
Definition of staunch
Noun
  • It can be easily folded and popped into a bike basket or even fit underneath a raincoat for those sudden summer showers.
    — Alexandra Pereira, Travel + Leisure, 10 July 2026
  • At the same time, Miles starts to notice a presence in his pictures, a woman in a raincoat (Kate Dickie) staring intently into the camera.
    — Damon Wise, Deadline, 6 July 2026
Definition of raincoat
Noun
  • French authorities wanted to honor the ‘’blood spilled″ during WWI by Muslim soldiers who died in trenches of Verdun and beyond to defend France, Hafiz said.
    — ABC News, ABC News, 18 July 2026
  • The four-floor flagship is currently under restoration, with the building wrapped in hoarding featuring Burberry’s signature trench.
    — Samantha Conti, Footwear News, 17 July 2026
Definition of trench
Noun
  • Mary Jane eventually found her muck boots and an oilskin jacket in the back of the hallway closet.
    — Kate Walbert, The New Yorker, 29 Nov. 2021
  • Daigle has a face like an oilskin raincoat, patinated from life on the land moonlighting for mining companies—chasing other people’s dreams.
    — Genesee Keevil, Popular Mechanics, 17 May 2018
Definition of oilskin

Browse Nearby Words

water nymphs
waterproof
waterproofed
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Cite this Entry

“Waterproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/waterproof. Accessed 22 Jul. 2026.

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More from Merriam-Webster on waterproof

Nglish: Translation of waterproof for Spanish Speakers

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