Vogue (3)
'vogue' is the definition.
(I know that vogue can be written as trend)
This is the entire clue.
(Other definitions for trend that I've seen before include "swing" , "Popular current taste" , "Bias" , "Vogue, tendency" , "Med. port, taken by Crusaders" .)
(Other definitions for teen that I've seen before include "Youngster of a certain age" , "Of 13 to 19 year olds" , "Juvenile" , "Adolescent, then adult-to-be" , "Youth" .)
'vogue' is the definition.
(I know that fad is a type of fashion)
This is the entire clue.
(Other definitions for fad that I've seen before include "Personal whim" , "Passing vogue or fashion" , "A craze, usually passing" , "Craze; idiosyncrasy" , "Short-lived craze" .)