waterproofing

noun

wa·​ter·​proof·​ing ˈwȯ-tər-ˌprü-fiŋ 

ˈwä-

1

a

: the act or process of making something waterproof

b

: the condition of being made waterproof

2

: something (such as a coating) capable of imparting waterproofness

Examples of waterproofing in a Sentence

Recent Examples on the Web

These mid-cut boots deliver, with reliable waterproofing, EVA foam for comfort, and a rugged outsole for go-anywhere durability. —Lisa Jhung, Outside, 26 Mar. 2026

The Air Pro 4+ have a tamer default EQ, match Anker’s buds for battery life and waterproofing, and cost less. —Mark Knapp, PC Magazine, 26 Mar. 2026

Per the budget document, more than $47 million will go to infrastructure, including $18 million for plaza level waterproofing, $6 million for garage repairs and subgrade waterproofing and $14 million for the terrace level overhang and roof. —Ted Johnson, Deadline, 25 Mar. 2026

Many homeowners assume standard drywall or low-grade waterproofing are good enough, but cutting small corners here can mean big trouble down the line. —Lee Wallender, The Spruce, 9 Mar. 2026

Word History

First Known Use

1820, in the meaning defined at sense 1a

Rhymes for waterproofing

• fireproofing
• proofing
• roofing
• spoofing