waterproof
🇺🇸
/ˈwɔːtərpruːf/
🇬🇧
/ˈwɔːtəpruːf/
Not letting water pass through or get damaged by water.
This jacket is waterproof, so you won't get wet in the rain.
Clothing that keeps water out.
Wear your waterproof when it rains to stay dry.
To make something keep water out.
You can waterproof your shoes with a special spray.