Definition of "declaim"

declaim

/dɪˈkleɪm/

verb
third-person singular simple present declaims, present participle declaiming, simple past and past participle declaimed
1. To object to something vociferously; to rail against in speech.
2. To recite, e.g., poetry, in a theatrical way; to speak for rhetorical display; to speak pompously, noisily, or theatrically; bemouth; to make an empty speech; to rehearse trite arguments in debate; to rant.
  Quotations
  Grenville seized the opportunity to declaim on the repeal of the stamp act.
  1834–1874, George Bancroft, History of the United States, from the Discovery of the American Continent
3. To speak rhetorically; to make a formal speech or oration; specifically, to recite a speech, poem, etc., in public as a rhetorical exercise; to practice public speaking.