The "No. 2 course" typically refers to a specific level or type of educational program, often found in academic settings. It can denote a second-level course in a series, such as mathematics, science, or literature, where students build on foundational knowledge acquired in a first-level course. In some contexts, the term may also apply to culinary settings, indicating a second dish served during a meal. This could include a variety of options, such as a main course or a specific type of cuisine, depending on the menu design and cultural practices surrounding dining.