Narrative media music - music used for narrative purposes in multimedia such as film and computer games - is often, especially for young people, the largest source of daily musical experience. This PhD thesis is based on three articles, in different ways exploring functions of, and knowledge about, narrative media music. The overarching research question of the thesis is: ‘How can meaning-making functions of narrative media music be described - and how are attitudes, awareness and knowledge about such functions expressed through the different modes of musical sound and speech?' The first article discusses how the musical underscore in narrative media achieves meaning in multimodal interplay with the visuals and other available modes of repr...