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.
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 reef is home to a small Philippine military outpost aboard the BRP Sierra Madre, a rusting World War Two-era ship deliberately grounded there in 1999 to assert Manila's claim to the territory.
From BBC ● Apr. 13, 2026
A rusting cargo ship now lies stranded on a sandbank in the blue lagoon, where only a handful of fishing boats float around.
From Barron's ● Feb. 1, 2026
While a handful have been freshly painted in the yellow, blue and red of the national flag and remain operational, many others have not moved in years and are rusting and falling apart.
From BBC ● Jan. 29, 2026
“Now for a look at the workshops,” she cried, whisking him through another door and into a large abandoned laboratory full of old pieces of equipment, all untended and rusting.
From "The Phantom Tollbooth" by Norton Juster
