From Longman Dictionary of Contemporary Englishrustrust1 /rʌst/ ●○○ noun [uncountable] 1 HCMthe reddish-brown substance that forms on iron or steel when it gets wet → rusty There were large patches of rust on the car.2 HBPa plant disease that causes reddish-brown spots
Examples from the Corpus
rust• Paint protects your car from rust.• Now first of all there was no rust on it, no barnacles.• Preparation consists of cleaning and degreasing: iron and steel need to be cleaned of rust.• The man who opened the door had a moustache the colour of rust.• Quantity and location of rust markings is important and should not exceed ten percent of body colour.• Clean and oil gardening tools to prevent rust.• Facing Mathis, some of the real ring rust shone through.• He even had the rust in the right places.rustrust2 verb [intransitive, transitive] HCMto become covered with rust, or to make something become covered in rust The metal had begun to rust. The gate was old and badly rusted. → rust away→ See Verb tableExamples from the Corpus
rust• They are looking at some wire wool that has rusted.• His axe was near him, but the blade was rusted and the handle broken off short.• Several of the pipes have rusted and will need to be replaced.• Parts of the floor of the car had simply rusted away.• I rust everything out and then go get new ones.• The right panel dangled from its upper hinge, swaying slightly, its rusted hinge producing a soft, musical squeak.• The old typewriter had been rusting in my basement for years.• The roller coaster ride amounts to a 45-second once-around, its rusting superstructure scarier to look at than to ride.• Say it, if it's true, and I've done with you, you may rust unprovoked for me.• Our blood tastes of rusted weapons and hammered-out coins.• For example, the following extract comes from a discussion of rusting with a group of 5 and 6 year olds.Origin rust1 Old English 