B & S
noun Australian
A dance held for single people, typically in a rural area: it’s kind of like a B & S without the alcohol [as modifier]: they sniff out new leads like single girls at a B & S ball...
- It's kind of like a B&S without the alcohol.
- She's been going to B&S balls for quite a few years.
- He's no longer doing the B&S and country party scene.
Origin
Early 20th century: from the initials of Bachelors' & Spinsters'.