Out of practice (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">out of practice</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rusty that I've seen before include "Oxidised, corroded" , "Reddish," , "(Of iron) corroded" , "affected by inactivity" , "Having a reddish-orange oxide coating" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">out of practice</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for stale that I've seen before include "No longer take" , "Not fresh, being least" , "no longer bearing interest?" , "No longer fresh" , "piss" .)