Definition of "kibitzer" []

• A person who offers unsolicited views, advice, or criticism; one who kibitzes. (noun)

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• "Rather, he described speechwriting within Kennedy's White House as highly collaborative – with JFK a constant kibitzer."
• "They will try to characterize Paulson as a mere kibitzer, and ACA as the ultimate decisionmaker for legal purposes."
• "The DNI seems more a kibitzer or a loose coordinator than a director."