EnglishMain Dictionary
rusty
Universal Words
adjective
1 covered with RUST:
rusty metal * a rusty old car / nail
2 [notusuallybeforenoun] (informal) (of a sport, skill, etc.) not as good as it used to be, because you have not been practising:
My tennis is very rusty these days. * I haven't played the piano for ages-I may be a bit rusty
rustiness noun [U]