Floor show (7)
I believe the answer is:
cabaret
'floor show' is the definition.
(synonyms)
This is all the clue.
(Other definitions for cabaret that I've seen before include "Floor-show as in nightclub" , "goes on in nightclub?" , "Revue" , "Bob Fosse musical with Liza Minnelli" , "Floor show and name of great musical" .)