Jazz trumpeter Adderley (3)
I believe the answer is:
nat
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jazz trumpeter adderley</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 nat that I've seen before include "Politician" , "Supporter of the SNP (abbr)" , "King Cole" , "A nationalist" .)