Definition of opinion
1a : a view, judgment, or appraisal formed in the mind about a particular matter We asked them for their opinions about the new stadium.
2a : belief stronger than impression and less strong than positive knowledge a person of rigid opinions
b : a generally held view news programs that shape public opinion
3a : a formal expression of judgment or advice by an expert My doctor says that I need an operation, but I'm going to get a second opinion.
b : the formal expression (as by a judge, court, or referee) of the legal reasons and principles upon which a legal decision is based The article discusses the recent Supreme Court opinion.
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