Slimer is a fictional character from the Ghostbusters franchise, first appearing in the 1984 film. He is depicted as a green, ghostly figure known for his gluttonous behavior and distinctive, slimy appearance. Slimer is often seen floating around, leaving a trail of ectoplasm, and is characterized by his mischievous personality and love for food. In the Ghostbusters universe, Slimer serves as both a comedic element and a friendly ghost. He has become an iconic symbol of the franchise, appearing in various media, including animated series, video games, and merchandise. His popularity has solidified his status as a beloved character among fans.