D defs.my
Entry 1 sense Webster, 1913

Self-opinion

· Self·-o·pin·ion · IPA
01 n. Opinion, especially high opinion, of one's self; an overweening estimate of one's self or of one's own opinion.
  1. 1.
    Opinion, especially high opinion, of one's self; an overweening estimate of one's self or of one's own opinion.