From Longman Dictionary of Contemporary Englishbelly danceˈbelly dance noun [countable] 
APDa dance from the Middle East in which a woman moves her stomach and hips around —belly dancer noun [countable] —belly dancing noun [uncountable]
APDa dance from the Middle East in which a woman moves her stomach and hips around —belly dancer noun [countable] —belly dancing noun [uncountable]Examples from the Corpus
belly dance• It was the first public appearance for Caroline, who has been learning to belly dance for about eight months. 