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1. Covered with or consisting of rust
   "a rusty machine"; "rusty deposits"
    
2. Of the brown colour of rust
   - rust, rust-brown
    
3. Impaired in skill by neglect
   - out of practice
    
4. Ancient
   - hoary

Derived forms: rustier, rustiest

See also: chromatic, old, rust, rusted, rustiness, unskilled

Encyclopedia: Rusty Rusty, Starlight Express