waterproof
word
Definition
If something is waterproof, it does not let water in or is not damaged by water. It is often used for clothes, watches, bags, or other items that need to stay dry.
Usage & Nuances
'Waterproof' describes a complete resistance to water, stronger than 'water-resistant'. Common collocations: 'waterproof jacket', 'waterproof phone', 'makeup is waterproof'. Mainly used as an adjective, sometimes as a verb ('to waterproof shoes').
Example Sentences
My watch is waterproof so I can wear it while swimming.
basic
She bought a waterproof jacket for the rainy season.
basic
These shoes are not waterproof; don't wear them in the rain.
basic
Is your phone really waterproof or just water-resistant?
natural
Don’t worry, my bag is waterproof—the laptop is safe inside.
natural
You should waterproof your hiking boots before the trip.
natural