adj. 生锈的，腐蚀的；铁锈色的，锈色的；迟钝的 (rusty的变形)

Rusty \Rust"y\, a. [AS. rustig.] [Compar. {Rustier}; superl.
{Rustiest.}]
1. Covered or affected with rust; as, a rusty knife or sword;
rusty wheat.

2. Impaired by inaction, disuse, or neglect.

[Hector,] in this dull and long-continued truce,
Is rusty grown. --Shak.

3. Discolored and rancid; reasty; as, rusty bacon.

4. Surly; morose; crusty; sullen. [Obs. or Prov. Eng.]
``Rusty words.'' --Piers Plowman.

5. Rust-colored; dark. ``Rusty blood.'' --Spenser.

6. Discolored; stained; not cleanly kept; filthy.

The rusty little schooners that bring firewood from
the British provinces. --Hawthorne.

7. (Bot.) Resembling, or covered with a substance resembling,
rust; affected with rust; rubiginous.