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mis- +‎ underestimation


misunderestimation (plural misunderestimations)

  1. (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
    • 1983, Mr. Peck, Department of Transportation and related agencies appropriations for 1984: Hearings[1], page 157:
      We find even in our own agency very significant misunderestimations of the effectiveness.
    • 2009, January 15, “Gail Collins”, in He’s Leaving. Really.[2]:
      This is not the first time our president has worried about misunderestimation, so it’s fair to regard this not as a slip of the tongue, but as something the president of the United States thinks is a word.

Usage notes[edit]

  • As with the root misunderestimate, this is usually but not always employed in jocular reference to former US President George W. Bush.