Definition of opinionated adjective from the Oxford Advanced American Dictionary

 

opinionated

 adjective
adjective
NAmE//əˈpɪnyəˌneɪt̮əd//
 
(also self-opinionated)(disapproving)
 
jump to other results
having very strong opinions that you are not willing to change I've never met anyone so arrogant and opinionated.
See the Oxford Advanced Learner's Dictionary entry: opinionated