What does 80s night 80's night mean?

80s night 80's night meaning in Urban Dictionary

Wednesday nights at Shampoo nightclub in Philly. Referred to as Nocturne Wednesday. The main space has industrial/goth songs but theres another room for only 80s music. Every tuesday night an event at the Pirates Cove in which Justin goes to get hopped and I sit at house and sulk 'cause i am just 17 and cannot get however.