Jazz phrase (4)
I believe the answer is:
riff
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jazz phrase</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for riff that I've seen before include "Short repeated jazz figure" , "bit of music" , "Short repeated phrase in popular music or jazz" , "Short repeated phrase (in jazz, etc)" , "Berber - repeated jazz phrase" .)