- present participle of waterproof.
waterproofing
Americannoun
-
a substance by which something is made waterproof.
-
the act or process of making something waterproof.
Etymology
Origin of waterproofing
First recorded in 1835–45; waterproof + -ing 1
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
That part—putting the waterproofing on the pool—may not hurt.
From Slate ● Jun. 4, 2026
The combination will bring together QXO’s leading positions in roofing, waterproofing, lumber-related building materials, and associated products with TopBuild’s insulation capabilities.
From The Wall Street Journal ● Apr. 20, 2026
Seabirds are especially at risk because oil destroyed the waterproofing of their feathers, leading to hypothermia and drowning.
From Barron's ● Mar. 17, 2026
The works then progresses over the following months to bridge waterproofing, concrete repairs, resurfacing, expansion joint replacements, edge beam strengthening, and barrier upgrades.
From BBC ● Sep. 7, 2025
For these reasons any discussion of waterproofing for concrete is at the present time bound to be unsatisfactory.
From Concrete Construction Methods and Costs by Halbert Powers Gillette
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
