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

Our top choice, the Canon Point-and-Shoot Digital Camera, is a sturdy little camera that is weatherproof and ready for your next big trip. —Bestreviews, Mercury News, 9 Jan. 2026

Score big savings on outdoor essentials, including 21% off a weatherproof patio set for six and 30% off a handy electric snow blower. —Paige Bennett, Better Homes & Gardens, 28 Dec. 2025

The optional awning kit, meanwhile, repurposes the weatherproof door fabric into a large awning, further growing the shaded base camp footprint. —New Atlas, 19 Dec. 2025

Developers say nearly every component, from weatherproof casing to motion controls and the multilingual voice system, was built specifically for the robot’s role on the streets. —Jijo Malayil, Interesting Engineering, 6 Dec. 2025

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