waterproof

2 ENTRIES FOUND:

waterproof

adjective

Definition of WATERPROOF

made of or treated with material that does not allow water to penetrate <luckily, my backpack is waterproof, so my clothes didn't get wet>
Near Antonyms absorbent, porous; leaky

Seen & Heard

What made you want to look up waterproof[adjective]? Please tell us where you read or heard it (including the quote, if possible).