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Definition of: waterproof
(wô′tər·prf′, wot′ər-) adjective
1. Proof against water.
2. Impervious to water.
3. Coated with some substance, as rubber, which resists the passage of water.
—noun
1. Material or fabric rendered impervious to water.
2. Brit. A raincoat or other garment made of such fabric.
—v.t. To render waterproof.
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