Fasaia

A greek word used to describe someone who does things or participates in groups and actions when it is something that is mainstream or talked about a lot. Without caring for the goals or philosophy of the one they are involved with. Once it dies out they'll find something else that is mainstream to base their personality on

-Have you seen Elena? she's preppy now apparently. she was dressing alternative last year when it was popular.
-what a fasaia.