The term "Mobile Infantry" refers to a military unit designed for rapid deployment and maneuverability on the battlefield. These forces are typically equipped with advanced technology and vehicles that allow them to move quickly and respond to threats effectively. The concept emphasizes flexibility and speed, enabling troops to engage in various combat scenarios. In popular culture, the term is notably associated with the science fiction novel "Starship Troopers" by Robert A. Heinlein. In this story, the Mobile Infantry is depicted as a futuristic military force that uses powered armor suits to enhance their combat capabilities in interstellar warfare.