Rawar Barn wani taro ne ko taron jama’a, wanda aka saba gudanarwa a karkara kamar rumfa ko wani gini na noma, inda jama’a ke taruwa don yin raye-rayen gargajiya ko wakokin gargajiya. Ana kuma amfani da kalmar "rawar barn" don bayyana takamaiman irin raye-rayen da ake yi a waɗannan abubuwan, wanda yawanci ya ƙunshi raye-rayen rukuni kamar rawa mai faɗi ko rawan layi, da raye-rayen abokan tarayya kamar mataki biyu ko waltz.