Haughty, stuck-up (6)
I believe the answer is:
snooty
I believe this clue is a double definition.
'haughty' is the first definition.
(I've seen this in another clue)
'stuck-up' is the second definition.
(synonyms)
(Other definitions for snooty that I've seen before include "No toys for being this uppity" , "Disdainful" , "Haughty, snobbish" , "Snobbish (colloq.)" , "Inappropriate" .)