Definition of "rustproof" [rustproof]

• Incapable of rusting. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "If you get blue steel and have it Cerakoted (like mine is) at Ultracoatingsinc it will be more rustproof than stainless steel and very pleasing to the eye."
• "Underneath the wicker weave, aluminum framing provides rustproof stability and strength."
• "The sad thing in newer versions of D&D too often a smart party = = one that bought the “Rustmonster” splat book and took the “rustmonster hunter” prestige class and/or the “rustproof” feat."