resistant to the effects of bad weather, especially rain:the building is structurally sound and weatherproof
ზმნა
Universal
make (something) weatherproof:part of his day was spent weatherproofing the house (as adjective weatherproofed)the clocks are weatherproofed and can be sited permanently outdoors if required (as noun modifier weatherproofing)a cladding system with excellent weatherproofing characteristics