Bohemian dance (5)

I believe the answer is:
polka
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bohemian dance</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for polka that I've seen before include "Take rapid steps" , "Folk dance" , "Dance originally from part of 1 across" , "Bohemian movement" , "Bohemian dance with three steps and a hop" .)