Jazzy talk (4)
I believe the answer is:
jive
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">jazzy talk</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 jive that I've seen before include "Fast American dance" , "1930s' big band jazz style" , "Deceptive talk" , "Style of fast dance music" , "Fast dancing style" .)