noun
1. the condition of being coated or clogged with rust
• Derivationally related forms: ↑rusty
2. ineptitude or awkwardness as a consequence of age or lack of practice
-
his rustiness showed when he was asked to speed up
• Derivationally related forms: ↑rusty
• Hypernyms: ↑awkwardness, ↑clumsiness, ↑ineptness, ↑ineptitude, ↑maladroitness, ↑slowness
Useful english dictionary. 2012.