disco  
noun uk/ˈdɪs.kəʊ/ us/ˈdɪs.koʊ/
  (DANCE)      
 A2 [ C ] plural discos (old-fashioned discotheque)迪斯科舞会;迪斯科舞厅 
an event where people dance to modern recorded music for entertainment, or a place where this often happens
  disco lights 迪斯科舞厅的灯光设备 
 - More examples
 - Several parents acted as chaperones for the school disco.
 - He was injured in a Saturday-night fracas outside a disco.
 - Are you going to the Christmas disco?
 - They have a disco there every Wednesday night.
 - I feel like a dance - shall we go to the disco?
 
  (MUSIC)     
 [ U ] (also disco music)迪斯科音乐 
a type of music, popular in the 1970s, that people dance to in a nightclub