Waterproof [adjective]
Definition of Waterproof:
impervious to water
Sentence/Example of Waterproof:
I remember shirts and waterproof boots were mentioned by Bagshaw.
And it must be cased in waterproof, to keep it from getting wet and heavy.
Yes, sir, it is a sort of waterproof cloth, made with Indian rubber.
The troops had made up little tents with their waterproof sheets.
For the first time, I realized the virtue of his waterproof silk shirt.
"Got him first time," said the sergeant, removing his waterproof cape.
I must lend her my waterproof, only she appears already to be water-proved!
An umbrella or a waterproof cape would be fatal to the whole effect.
Make it waterproof at the top, and have it open at the bottom.
But you are not dressed right; you should have waterproof boots.