What does the word protest mean?

Usage examples for protest

  1. Therefore I became " Miss Raumur;" and a protest would have gone for nothing unless printed also. – Erema My Father's Sin by R. D. Blackmore
  2. Dick obeyed without the protest he would have made half an hour before. – A Country Gentleman and his Family by Mrs. (Margaret) Oliphant
  3. It was almost a protest. – Charles Rex by Ethel M. Dell