STORY LINE Meaning of STORY LINE in English ˈstory line BrE AmE , sto‧ry‧line /ˈstɔːrilaɪn/ noun [countable] the main set of related events in a story SYN plot :The play had a strong story line. Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012