As defined by Wikipedia.
Fashion is a general term for a popular style or practice, especially in clothing, footwear, accessories, makeup, or furniture. "Fashion" refers to a distinctive; however, often-habitual trend in a look and dress up of a person, as well as to prevailing styles in behavior. "Fashion" usually is the newest creations made by designers and are bought by only a few number of people; however, often those fashions are translated into more established trends.