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rust-through

American  
[ruhst-throo] / ˈrʌstˌθru /

noun

  1. an act or instance of rusting.

    The body of the car is protected against rust-through.

Etymology

Origin of rust-through

Noun use of verb phrase rust through

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.