One who habitually bloviates; a pompous, opinionated, typically voluble commentator.(noun)
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Use "bloviator" in a sentence
"One example of a bloviator is my Congressman Tom Allen, the "good" Democrat from Portland, Maine."
"The controversial Fox News talk show host and self-described "bloviator" Bill O'Reilly has written another book, this one about his formative years and how they shaped the man he has become."
"Dobbs comes across as a self-important, pompous, bloviator with extreme opinions delivered with absolute certainty."