good-night \gu̇dˈnīt, gə(d)ˈn-, usu -īd.+V\noun Etymology:good night 1. a.: a concluding remark on parting at night < left him at the church … with conventional good-nights — Harry Sylvester > b.: a farewell gesture at night < back-porch good-night kisses — Jan Struther > 2.: a ballad telling the story of an executed criminal