A2 [I or T] to touch with your lips, especially as a greeting, or to press your mouth onto another person's mouth in a sexual way: There was a young couple on the sofa, kissing passionately. She kissed him on the mouth. [+ two objects] He kissed the children good night/goodbye (= kissed them as a part of saying good night/goodbye).Sexual activity in generalPhysical and sexual assault and abductionShowing affectionTouching and feeling › [T] literary to gently touch something: The breeze/sun kissed her bare shoulders.Touching and feelingShowing affection kiss sth better › If you tell a child you will kiss a part of the body that hurts better, you mean you will make it feel better by kissing it: "Mummy, I hurt my knee." "Come here, darling, and let me kiss it better."Treating and caring for people