a personal belief or judgment that is not founded on proof or certainty; "my opinion differs from yours"; "I am not of your persuasion"; "what are your thoughts on Haiti?"
a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof; "his opinions appeared frequently on the editorial page"
a vague idea in which some confidence is placed; "his impression of her was favorable"; "what are your feelings about the crisis?"; "it strengthened my belief in his sincerity"; "I had a feeling that she was lying"