It can be geographic, an unusual field of study, or excelling at an extracurricular activity.
Dennis Rodman may have had some extracurricular activities on his schedule the last time he visited North Korea.
Reporter Alex Klein got him talking about the future of the gaming industry, and his extracurricular adventures.
Irregular; irresponsible: not an affair, but an extracurricular fling
[fr the college sense ''outside the academic curriculum'']