The meaning of OPINION is a view, judgment, or appraisal formed in the mind about a particular matter. How to use opinion in a sentence. Synonym Discussion of Opinion.

OPINION definition: a belief or judgment that rests on grounds insufficient to produce complete certainty. See examples of opinion used in a sentence.

Definition of opinion noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

We use opinion as a noun to mean beliefs or judgements about someone or something. When it refers to the beliefs or judgements of individuals, it is countable: …

Dec 18, 2025 · opinion (third-person singular simple present opinions, present participle opinioning, simple past and past participle opinioned)

o•pin•ion /əˈpɪnyən/ n. [uncountable] a belief or judgment based on information that one cannot be certain about. [countable] a personal view or belief. the formal expression of a professional …

There are 12 meanings listed in OED's entry for the noun opinion, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Your opinion about something is what you think or believe about it. I wasn't asking for your opinion, Mike. He held the opinion that a government should think before introducing a tax.

Definition of opinion. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

An opinion is a belief or attitude about something that isn't necessarily based on facts. It's your opinion that dogs make better pets than cats, but your sister thinks that cats are superior.