Definitions

1. noun

a reddish-brown powder or flaking substance resulting from the oxidation of iron or steel, typically forming on the surface of iron or its alloys in the presence of air and moisture.

“The old car had a thick layer of rust on its hood.”

2. verb

to become or cause to become covered or discolored with rust.

“The seawater had rusted the metal ship’s hull.”

3. verb

to make or become discolored or impaired, especially as a result of neglect or misuse.

“His reputation had rusted over the years due to a series of poor business decisions.”

4. noun

a faint reddish-brown color, especially of the face or complexion.

“She looked tired, with a faint rust to her cheeks.”

5. verb

to make or become discolored or impaired, especially as a result of neglect or misuse.

“The old book had rusted with age.”