The Oxford Thesaurus An A-Z Dictionary of Synonyms - rantv.

1) declaim, hold forth, expound, expatiate, orate, perorate, pontificate, trumpet, preach, harangue, lecture, deliver (oneself of) a tirade or diatribe or speech, speak: The minister ranted pompously about his accomplishments. 2) vociferate, bluster, rave, rant and rave, bellow, rage: The master kept ranting on about his newspaper having been creased. --n. 3) tirade, philippic, bluster, flatulence, rhetoric, bombast, pomposity, turgidity, gasconade, rodomontade, theatrics, histrionics, act: As he carried on his rant, the theatre gradually emptied till he was alone.