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Showing results for waterproof. Search instead for weatherproofe.
Definitions

waterproof

[waw-ter-proof, wot-er-] / ˈwɔ tərˌpruf, ˈwɒt ər- /
ADJECTIVE
impervious to water
Synonyms
Antonyms
WEAK


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Elon Musk tweeted in 2022 that the Cybertruck “will be waterproof enough to serve briefly as a boat.”

From Los Angeles Times • Mar. 19, 2026

And much like his newly purchased pad, Simmons’ former home “utilizes solar-power for pool and radiant heated flooring, eco-materials and fire-resistant, waterproof triple-panel windows.”

From MarketWatch • Feb. 27, 2026

It is "probably the most dangerous time for adult Emperor penguins because they haven't got their waterproof suits on," he says.

From BBC • Feb. 25, 2026

Though it’s not waterproof, you can wear it during most workouts.

From The Wall Street Journal • Feb. 20, 2026

There’s one now, trying to sneak into my box of waterproof matches—and another, peeking out the arm of my sweater!

From "Flying to the Moon: An Astronaut's Story" by Michael Collins




Vocabulary lists containing waterproof