WordNet (r) 3.0 (2006):

dance hall
    n 1: large room used mainly for dancing [syn: ballroom, dance
         hall, dance palace]

Moby Thesaurus II by Grady Ward, 1.0:

36 Moby Thesaurus words for "dance hall":
   amphitheater, amusement park, arena, assembly hall, auditorium,
   ballroom, cabaret, cafe chantant, cafe dansant, casino, chapel,
   concert hall, convention hall, dance floor, dancery,
   dancing pavilion, entertainment industry, exhibition hall,
   fun-fair, gallery, hall, juke joint, lecture hall, meetinghouse,
   music hall, night spot, nightclub, nitery, opera house, resort,
   roadhouse, show biz, show business, stadium, tavern, theater