1. [18C+] (also hopser) a dance.
2. [19C] a dancing academy.
3. [1900s] (US) an organized dance, held in a dancehall and frequented by lower class young people.
1. [late 17C–mid-19C] a dancing master.
2. [19C] a fiddler.
[20C+] (orig. US black) a party at which the guests buy their refreshments to help pay the rent.
SE in slang uses
[1960s] (N.Z.) from the start.