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.
rusting
-
present participleof rust.present participle
A verb form that is used in progressive verb constructions and may also function as a modifier or a gerund.
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.
On a recent journey to international waters off the coast of Malaysia chartered by the U.S. advocacy group United Against Nuclear Iran, empty, rusting Iranian-linked ships floated high in the water.
From The Wall Street Journal ● Oct. 1, 2026
The new EU stepped in to help build border fences, including an eight-foot-tall barrier built in 1995 to replace the rusting, chest-high wire that cordoned Ceuta off from Morocco.
From The Wall Street Journal ● Aug. 7, 2026
"The siren tower in our village is rusting and leaning and is set to fall any time because there has never been any maintenance."
From BBC ● Apr. 24, 2026
Electricity reverses the rusting process, allowing the iron batteries to store energy for later use.
From Barron's ● Feb. 24, 2026
The flannel would keep the needles from rusting.
From "Little House in the Big Woods" by Laura Ingalls Wilder
