This research aims to find the type, function, and meaning of any language style contained in the song lyrics of Iwan Fals album 50:50 2007. This study examines each song lyrics contained therein, and grouping them according to the type of language style, as well as studying its function, then knowing the meaning to be conveyed through the lyrics of the song. This study uses a qualitative approach using content analysis methods. The researcher first collected data in the form of song lyrics, then conducted an analysis of the linguistic style of song lyrics by Iwan Fals in the 50:50 2007 album to find the function of the type of language style found, as well as what meaning was contained in it. The research results found by researchers namely in the 50:50 2007 album found 3 types of language style groups, namely: (1) comparative language styles, (2) conflicting language styles, (3) affirmative language styles. Of all the existing language styles, the author is more dominant to use a metaphorical language style in conveying the message to be conveyed through the lyrics of the song. By finding the style of language in the lyrics of the song, the reader can understand the message conveyed. The results found by researchers, the 50:50 album by Iwan Fals is more dominant using the style of the metaphorical language. The use of metaphorical style of language is considered to represent the feelings of the writer to be conveyed to the listener or reader.