The definition of opinionated is having, and not being afraid to state, strong beliefs or opinions.(adjective)
Someone who believes thathe knows the correct solution to many of the world's problems and who asserts it as the only right answer, is an example of someone who would be described as opinionated.
See opinionated in Webster's New World College Dictionary
See opinionated in American Heritage Dictionary 4
Origin: Probably from obsolete opinionate
Origin: : opinion
Origin: + -ate1.
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