People always use slang language in their life to communicate with other. They use this word without understanding more deeply about it because they just follow these words from TV, movie, magazine, song lyrics, social network, and many more. This study concerns with the descriptive analysis of slang in Hancock movie. This study proposes some problems; the kinds, word formation, meaning, and sociolinguistics of slang in the movie. Hopefully, this study will be useful for students of English Department, especially to help them understand slang language used in Hancock movie. The researcher uses a descriptive qualitative method to classify and analyze the utterance. After investigating the utterance in movie script, the writer found several findings on it. First, there are two kinds of slang, namely: slang word and slang phrase. Second, the aspect of Sociolinguistic which influence the slang language, there are: participants, setting, topic, and function. Third, the word formation of slang, there are: blending, clipping, multiple process, affixes, coinage, and compounding. The last is the literal and figurative meaning. In sum, this study shows that there are many aspects of slang language which can be analyses more deeply to increase our knowledge and new vocabulary.