rust
noun
the red or orange coating that forms on the surface of iron when exposed to air and moisture, consisting chiefly of ferric hydroxide and ferric oxide formed by oxidation.
has rusted
-
present perfectof rust (3rd person singular).present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
At his bicycle shop in Vienna, Marc Warnaar and his team are fixing a bike, which has rusted brake and gear cables.
From BBC ● Dec. 29, 2023
It’s true that metal has rusted and wood has rotted away.
From NewsForKids.net ● Feb. 12, 2022
Instead of discovering low flow at another faucet, you might first notice where the remaining old pipe has rusted through and started to leak.
From Washington Post ● Jul. 25, 2021
The system of institutions that functioned for two and a half centuries has rusted through, and we have to figure out how it’s all going to work in the twenty-first century.
From The New Yorker ● Dec. 4, 2018
If an iron kettle has rusted, it should be rubbed with kerosene and ashes, then washed in strong, hot, soda-water, rinsed in clear hot water, and dried on the stove.
From Ontario Teachers' Manuals: Household Science in Rural Schools by Ontario. Ministry of Education
