I. adjective Date: 1736 impervious to water, ~ness noun II. noun Date: 1799 a ~ fabric, raincoat , III. transitive verb Date: 1841 to make ~, ~er noun
WATERPROOF
Meaning of WATERPROOF in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012