One who dresses;acts;or speaks
according to "whats in". They are the ones who wore
parachute pants in the 70's, the the ones who wore tide dye shirts in the 80's, the ones who wore chains and black clothing in the 90's, the ones who wore baggy cloths/sports attire in the 20's, and now the ones that wear bright colored shirts with nerd glasses and
skinny jeans. They are sometimes referred to as "Hipsters", "Douches" or "followers".