waterproof 1 of 2

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

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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

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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
Local 142's donation drive in Honolulu, which accepts blankets, non-perishable food, personal hygiene products, and waterproof clothing. Kimi Robinson, USA Today, 23 Mar. 2026 Completely sweat and waterproof for workouts, fitness and running. Tory Johnson, ABC News, 21 Mar. 2026
Noun
There’s a lot to love, from the waterproof, stretchy three-layer softshell outer fabric to the generous kangaroo pocket and the brilliant dropseat design that makes bathroom breaks easy. Jenny Wiegand, Outside, 14 Nov. 2025 The waterproof, gel-like formula uses film-forming silicones and waxes to create a flexible yet budge-proof seal that locks pigment in place. Christa Joanna Lee, Allure, 11 Nov. 2025 See All Example Sentences for waterproof
Recent Examples of Synonyms for waterproof
Adjective
  • Leakproof Toiletry Bottles Though travel-size toiletry holders are not exactly new, this set from Mrsdry is a favorite because of its leakproof build.
    Kristin Braswell, Travel + Leisure, 8 Mar. 2026
  • Tekton bonds the body together into a seamless, self-supporting monocoque optimized for thermal and leakproof integrity.
    New Atlas, New Atlas, 4 Mar. 2026
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
Adjective
  • Kiswani has been a lightning rod for political controversy, even taking stands against Mayor Mamdani, the city’s first Muslim mayor and staunch proponent of Palestinian rights.
    Rocco Parascandola, New York Daily News, 27 Mar. 2026
  • Neither the United States nor Israel has accepted responsibility for the attack, which has come under staunch criticism from the United Nations and human rights groups.
    ABC News, ABC News, 27 Mar. 2026
Noun
  • Storrie then answers the door amid a sudden rainstorm to reveal a shadowy figure approaching in a raincoat.
    Chris Gardner, HollywoodReporter, 31 Mar. 2026
  • Sporting a bright yellow raincoat and rainboots, Garcia pretends to be a journalist reporting on the storm in West Kendall as a palm tree leaf slaps her across the face.
    Xitlalic Montelongo, Miami Herald, 25 Mar. 2026
Noun
  • On Thursday morning, rescuers brought in excavators to dig a trench in front of the whale's head, while Lehmann approached the animal and guided the digging.
    ABC News, ABC News, 27 Mar. 2026
  • The intimate Marais shop boasts gems like a transparent vinyl Comme des Garçons trench and a Jean-Paul Gaultier striped dress with oversized hood, and also creates its own collections and collaborations with local designers, all made from upcycled material.
    Clara Giampellegrini, Vogue, 26 Mar. 2026
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
  • The jean were presented alongside a collection of classic workwear with Japanese vintage details, and oilskin coat inspired by one of creative director Maria Heilmann’s vintage pieces, and handknitted pieces crafted from undyed llama.
    Angela Velasquez, Sourcing Journal, 3 Sep. 2019

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Cite this Entry

“Waterproof.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/waterproof. Accessed 3 Apr. 2026.

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