sound off - definition and synonyms

phrasal verb [intransitive]
present tense
I/you/we/theysound off
he/she/itsounds off
present participlesounding off
past tensesounded off
past participlesounded off
  1. to express your opinions loudly, especially in an unreasonable way
    sound off about:

    Maria’s always sounding off about politics.

See also main entry: sound