weatherproof

adjective

weath·​er·​proof ˈwe-t͟hər-ˌprüf 

: able to withstand exposure to weather without damage or loss of function

weatherproof transitive verb

weatherproofness noun

Examples of weatherproof in a Sentence

The material is weatherproof and will not rot from moisture.

Recent Examples on the Web

With the perfect weight and length for transitional weather, trench coats offer weatherproof protection on breezy, drizzly days. — India Roby, Glamour, 28 July 2026

The Nomis One features an inflatable door awning and weatherproof window panels in place of awnings, eliminating the extra time for strut installation. — New Atlas, 27 July 2026

The weatherproof strip can brighten up your patio, porch, or backyard with millions of colors with support for customizable scenes, lighting effects, and voice control via Amazon Alexa. — Sheena Vasani, The Verge, 15 July 2026

The weatherproof structures, which can store hundreds of power-hungry AI chips, can cut construction time in half and dramatically reduce costs. — Rashi Shrivastava, Forbes.com, 7 July 2026

Word History

First Known Use

circa 1620, in the meaning defined above

Rhymes for weatherproof

• bulletproof
• fireproof
• waterproof
• aloof
• behoof
• disproof
• flameproof
• foolproof
• greaseproof
• leakproof
• reproof
• soundproof

Kids Definition

weatherproof

adjective

weath·​er·​proof ˌwet͟h-ər-ˈprüf 

: able to stand up under exposure to weather

weatherproof verb