Oxford Dictionary English one-night stand noun noun BrE BrE//ˌwʌn naɪt ˈstænd// ; NAmE NAmE//ˌwʌn naɪt ˈstænd// (informal) Add to my wordlistjump to other resultsa sexual relationship that lasts for a single night; a person that somebody has this relationship with I wanted it to be more than a one-night stand. For her I was just a one-night stand.Check pronunciation: one-night stand oxfordlearnersdictionaries.com