sexual relations not involving a love relationship, esp. brief encounters or an encounter on one occasion
Schools advise youngsters on the dangers of casual sex.
Eleanor Maticka-Tyndale, et al. “casual sex Among Australian Schoolies.”
They “hook up” in a manner that makes the casual sex of the 1960s seem like an arranged marriage in Oman.
casual sex doubled between 2004 and 2008, another survey reported.