A college major is a specific area of study that students choose to focus on during their undergraduate education. It typically requires a set number of courses and credits in that field, allowing students to gain in-depth knowledge and skills. Common college majors include Business, Psychology, Biology, and Engineering. Choosing a college major is an important decision, as it can influence career opportunities and job prospects after graduation. Students often explore different subjects before declaring a major, and many colleges offer resources like academic advisors to help guide their choices.