Waterproof | Define Waterproof at Dictionary.com

waterproof / ˈwɔ tərˌpruf, ˈwɒt ər-/ Show Spelled [waw-ter-proof, wot-er-] Show IPA adjective 1. impervious to water. 2. rendered impervious to water by some special process, as coating or treating with rubber: a waterproof hat. noun 3. Chiefly British. a

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