hookup
n. countable C1 Advanced US //ˈhʊˌkəp// hookup
n. a casual meeting for sex between two people who are not in a serious relationship. It can also mean a helpful connection to someone who can get you something special.
n. a casual sexual encounter between two individuals who do not have an ongoing romantic relationship; also a connection or arrangement that provides access to something.
Their hookup at the party was awkward the next morning.
He used a family hookup to land a summer internship at the law firm.
The dating app explicitly markets itself as a platform for hookups rather than long-term relationships, which has made it controversial in some communities.