Keep your opinions to yourself!

keep (one's) opinions to (oneself)

To refrain from sharing one's unwanted or unsolicited opinions. A: "I just think this stuff about tobacco being bad for you is a bunch of nonsense." B: "Oh, keep your opinions to yourself, you old fool. No one asked you." She never hesitates to tell someone that they're wrong or to offer condescending advice. I just wish she'd keep her opinions to herself for a change.
See also: keep, opinion
Farlex Dictionary of Idioms.

Keep your opinions to yourself!

Fig. I do not want to hear your opinions! Jane: I think this room looks drab. Sue: Keep your opinions to yourself! I like it this way! Sally: You really ought to do something about your hair. It looks like it was in a hurricane. John: Keep your opinions to yourself. This is the latest style where I come from.
See also: keep, opinion
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • keep (one's) opinions to (oneself)
  • keep opinions to
  • horsefeathers
  • Horsefeathers!
  • roman
  • Roman hands and Russian fingers
  • nose in on
  • nose in on (someone or something)
  • a load of nonsense
  • a load of rubbish, nonsense, etc.