Definition of "fatuously" [fatuously]

• With smug stupidity or vacuous silliness; idiotically. (adverb)

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• "Yet "Revolutionary Road" -- the name fatuously meant to imply that America's revolutionary promise withers and dies in the suburbs -- caught the reflexive attitudes of many readers."
• ""I should think it did," Kendal replied; and then their eyes met, and they laughed the healthy instinctive laugh of youth when it is asked to mourn fatuously, which is always a little cruel."
• "Newt Gingrich, as a former professor of history, ought to know better than to characterize Obama fatuously as "the most radical president in American history.""