The meaning of RUSTY is affected by or as if by rust; especially : stiff with or as if with rust. How to use rusty in a sentence.

RUSTY definition: 1. covered with rust (= metal decay): 2. If a skill you had is rusty, it is not as good as it was…. Learn more.

A rusty metal object such as a car or a machine is covered with rust, which is a brown substance that forms on iron or steel when it comes into contact with water.

Definition of rusty adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Jan 3, 2026 · Adjective rusty (comparative rustier, superlative rustiest) Marked or corroded by rust. [from 9th c.] Of the rust color, reddish or reddish-brown. [from 14th c.]

1. (Chemistry) covered with, affected by, or consisting of rust: a rusty machine; a rusty deposit. 2. (Colours) of the colour rust 3. discoloured by age: a rusty coat.

Like your bike, your German skills became rusty, meaning they're suffering from neglect. You can also describe yourself as rusty: you used to do flips on your skateboard, but you haven't practiced in a …

rusty /ˈrʌstɪ/ adj (rustier, rustiest) covered with, affected by, or consisting of rust: a rusty machine, a rusty deposit of the colour rust discoloured by age: a rusty coat (of the voice) tending to croak old …

• A rusty old car had been abandoned at the side of the road. • I imagined dead mice and old wires curled recklessly in the walls, rusty pipes among antique fixtures.

RUSTY meaning: 1 : covered with rust; 2 : not as good as usual or as in the past because you have not done or practiced something for a long time