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rustproof

[ruhst-proof]
adjective
  1. not subject to rusting.
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verb (used with object)
  1. to coat with a substance that prevents rusting.
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Origin of rustproof

First recorded in 1685–95; rust + -proof
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for rustproof

Historical Examples

  • It is rustproof and is not attacked by sulfuric, nitric or acetic acid, hot or cold, diluted or concentrated.

    Creative Chemistry

    Edwin E. Slosson

  • Covered with rustproof paint (or galvanized) it will last a life time.


British Dictionary definitions for rustproof

rustproof

adjective
  1. treated against rusting
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012