What does waterproof mean?
waterproof
Definition
To treat or cover something so that water cannot pass through it.
Example sentences
They had to waterproof the foundation after water started coming through the basement wall.
They had to waterproof the foundation after water started coming through the basement wall.
We can waterproof the wall from outside, but we'll have to move all these tables.
We can waterproof the wall from outside, but we'll have to move all these tables.