rainproof

adjective
rain·​proof | \ ˈrān-ˌprüf How to pronounce rainproof (audio) \

Definition of rainproof

: impervious to rain

First Known Use of rainproof

1668, in the meaning defined above

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The first known use of rainproof was in 1668

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More Definitions for rainproof

rainproof

adjective

English Language Learners Definition of rainproof

: able to keep rain out : not allowing rain to come through

rainproof

adjective
rain·​proof | \ ˈrān-ˈprüf How to pronounce rainproof (audio) \

Kids Definition of rainproof

: not letting in rain

More from Merriam-Webster on rainproof

Rhyming Dictionary: Words that rhyme with rainproof

Nglish: Translation of rainproof for Spanish Speakers

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of or relating to the heavens

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