Narrow-minded (7)
'narrow-minded' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for insular that I've seen before include "Shunning company" , "Detached - urinals (anag)" , "Parochial" , "Provincial" , "Aloof - like an island" .)
'narrow-minded' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for bigoted that I've seen before include "Prejudiced and intolerant" , "I go into debt, being prejudiced" , "Dogmatic" , "Refusing to listen to reason" , "Illiberal" .)