A1[C or U]the period of time between the late afternoon and going to bed; the evening: Shall we go dancing on Saturday night?We've been out every night this week.She's a singer in a bar by night and a secretary by day.Days and times of day›[S]the evening on which a special event happens: When's the last night of your show?The first/opening night of her new film was a great success.Spectacles and performancesCelebrations, parties and special occasionsSpecific holidays and festivalsnight-nightchild's expression›used as another way of saying good night, usually by or to childrenMeeting peopleOfficial meetingsthe other night›on one evening recently: I saw Naomi at the club the other night.Days and times of daya night out›an evening spent at a restaurant, theatre, etc. rather than staying at home: Let's have a night out together on Saturday - we could go dancing.Celebrations, parties and special occasionsSpecific holidays and festivals