Definition of "motormouth" [mo•tor•mouth]

• One who talks very fast or incessantly. (noun)

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• "That would include certain motormouth Black Ph.D. s, and the sort of media pundits who have much to say about the Black community, but who are rarely ever seen in any Black community except when it's time for a drive-by photo opportunity."
• "There are a couple of callbacks to old movies, but not the kind of motormouth anachronistic humor you might expect from a DW movie .."
• "A strong section sees it as unjust, pointing out that no such restraint has been imposed on "motormouth" ministers, who not just speak out of turn but do so at cross-purposes with colleagues and even on foreign shores."