Give it a whirl (3)
(Other definitions for rotor that I've seen before include "Device to propel a helicopter" , "It goes round and round (and back and forth)" , "Machine part that turns around" , "Palindromic moving part" , "Spinner" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">give it a whirl</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for try that I've seen before include "crack" , "Go" , "Endeavour" , "Hear court case" , "Sample" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">give it a whirl</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 spin that I've seen before include "Swift whirling motion" , "Emphasis; turn rapidly" , "cycle ride" , "some doctors deal with" , "Give biased view" .)