Definition of rust verb from the Oxford Advanced American Dictionary

     

    rust

     verb
    verb
    NAmE//rʌst//
     
    [intransitive, transitive]Verb Forms present simple I / you / we / they rust
     
    he / she / it rusts
     
    past simple rusted
     
    -ing form rusting
     
     
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  1. 1if metal rusts or something rusts it, it becomes covered with rust synonym corrode
  2. 2 old rusting farming implements Brass doesn't rust. The floor of the car had rusted through. rust something Water had got in and rusted the engine.
  3.  
    adjective rusted iron see also rusty
  4. Phrasal Verbsrust away
See the Oxford Advanced Learner's Dictionary entry: rust

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