Synonym: corrode, eat, rust fungus, rust-brown, rusting, rusty. Similar words: crust, trust, rustle, rustic, distrust, frustrate, frustration, ruse. Meaning: [rʌst] 
n. 1. a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture 2. a reddish-brown discoloration of leaves and stems caused by a rust fungus 3. the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water 4. any of various fungi causing rust disease in plants. v. 1. become destroyed by water, air, or an etching chemical such as an acid 2. cause to deteriorate due to the action of water, air, or an acid 3. become coated with oxide. adj. of the brown color of rust.
n. 1. a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture 2. a reddish-brown discoloration of leaves and stems caused by a rust fungus 3. the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water 4. any of various fungi causing rust disease in plants. v. 1. become destroyed by water, air, or an etching chemical such as an acid 2. cause to deteriorate due to the action of water, air, or an acid 3. become coated with oxide. adj. of the brown color of rust. 
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1. Idleness is the rust of mind. 
2. Better wear out than rust out.
3. Idleness makes the wit rust.
4. Sloth, like rust, consumes faster than labor wears.
5. Idleness is the rust of the mind.
6. Rest breeds rust.
7. It is better to wear out than to rust out.
8. Rust has corroded the steel rails.
9. Iron exposed to damp air will rust.
10. There were large patches of rust on the car.
11. The mower is covered with rust.
12. The metal has corroded because of rust.
13. She scraped the rust off the kitchen knife.
14. This car polish is an effective shield against rust.
15. Older cars will begin to rust.
16. The leaves slowly rust in autumn.
17. The old padlock was red with rust.
18. Rust has damaged the metalwork of the bicycle.
19. The metal had begun to rust.
20. Exposed iron will gradually rust away to powder.
21. Remove all the rust with a wire brush.
22. As rust is to iron(sentencedict.com),(Sentencedict.com )so is laziness to man.
23. Salt will rust the crops.
24. Iron reacts with water and air to produce rust.
25. Waxing your car will help protect against rust.
26. Iron oxidizes to form rust.
27. It is better to wear out than rust out.
28. We provide a 5-year guarantee against rust.
29. The bird has sharply defined black and rust markings.
30. A zinc coating is applied to the steel for rust protection.