'Rusty' definitions:

Definition of 'rusty'

(from WordNet)
adjective
Covered with or consisting of rust; "a rusty machine"; "rusty deposits"
adjective
Of the brown color of rust [syn: rust, rusty, rust- brown]
adjective
Impaired in skill by neglect [syn: out of practice(p), rusty]
adjective
Ancient; "hoary jokes" [syn: hoary, rusty]

Definition of 'Rusty'

From: GCIDE
  • Rusty \Rust"y\, a. [AS. rustig.] [Compar. Rustier; superl. Rustiest.]
  • 1. Covered or affected with rust; as, a rusty knife or sword; rusty wheat. [1913 Webster]
  • 2. Impaired by inaction, disuse, or neglect. [1913 Webster]
  • [Hector,] in this dull and long-continued truce, Is rusty grown. --Shak. [1913 Webster]
  • 3. Discolored and rancid; reasty; as, rusty bacon. [1913 Webster]
  • 4. Surly; morose; crusty; sullen. [Obs. or Prov. Eng.] "Rusty words." --Piers Plowman. [1913 Webster]
  • 5. Rust-colored; dark. "Rusty blood." --Spenser. [1913 Webster]
  • 6. Discolored; stained; not cleanly kept; filthy. [1913 Webster]
  • The rusty little schooners that bring firewood from the British provinces. --Hawthorne. [1913 Webster]
  • 7. (Bot.) Resembling, or covered with a substance resembling, rust; affected with rust; rubiginous. [1913 Webster]

Synonyms of 'rusty'

From: Moby Thesaurus