Fashionable joint? (3)
I believe the answer is:
I believe this clue is a double definition.
'fashionable' is the first definition.
'joint?' is the second definition.
(hip is a kind of joint)
(Other definitions for hip that I've seen before include "it can nowadays be replaced" , "Fruit of the wild rose (3)" , "Fashionable" , "Fruit of a rose plant" , "Trendy or stylish, like fruit of the wild rose" .)