rainproof

UK:**UK and possibly other pronunciationsUK and possibly other pronunciations/ˈreɪnpruːf/US:USA pronunciation: respellingUSA pronunciation: respelling(rānpro̅o̅f′)


WordReference Random House Unabridged Dictionary of American English © 2026
rain•proof  (rānpro̅o̅f′),USA pronunciation adj. 
  1. impervious to rain;
    keeping out or unaffected by rain:a rainproof cover; a rainproof coat.

v.t. 
  1. to make rainproof.
  • rain + -proof 1825–35

Collins Concise English Dictionary © HarperCollins Publishers::
rainproof /ˈreɪnˌpruːf/ adj
  1. Also: raintight (of garments, materials, buildings, etc) impermeable to rainwater
vb
  1. (transitive) to make rainproof
'rainproof' also found in these entries (note: many are not synonyms or translations):

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