Sentence:  Marlene ( surname : Adamo ) , 25 , a Brazilian divorcee who learned the dance from Arabic friends in Paris , now lives on Manhattan 's West Side , is about the best belly dancer <WSD>working</WSD> the casbah , loves it so much that she dances on her day off . 
Meaning of the word marked with <WSD> tags:  operate in a certain place, area, or specialty