rustproof

[ ruhst-proof ]

adjective

1. not subject to rusting.

verb (used with object)

1. to coat with a substance that prevents rusting.

rustproof

/ ˈrʌstˌpruːf /

adjective

1. treated against rusting

Word History and Origins

Origin of rustproof¹

First recorded in 1685–95; rust + -proof

Example Sentences

Scrape the grates, then wipe them with a wet rag and brush them with a layer of vegetable oil — effectively seasoning them as you would a cast-iron pan — to keep them more nonstick and rustproof.

From New York Times

None of this scares Cucé, whose life’s work includes making unique properties rustproof.

From Washington Post

Some manufacturers make birdbath bowls of rustproof cast aluminum but stick with cast iron for the stand because of its weight.

From Washington Post

The waterproof and rustproof GoTenna Mesh, clipped onto your clothing, keeps you connected with the world even without any cell service or Wi-Fi.

From Los Angeles Times

They feature weatherproof benches, hatches that hide electricity sockets, rustproof rocking chairs, a fireplace, wood canopies, and an outdoor Wi-Fi network.

From The Verge