Meanings
present singular third person misunderestimates · participle present misunderestimating · participle past misunderestimated · past misunderestimated
- nonstandardmalapropism or humorousTo underestimate mistakenly or wrongly; to misestimate with an error on the lower side.
. . .is almost sure to misunderstand and misunderestimate the significance of the question at hand.
1897 April 17, “American Diplomacy on the Bosphorous”, in The Outlook5 more examples
Now in the very earliest years of the eighteenth century it is understandable that, owing to the inevitable, due to our never-to-be-misunderestimated Frederick the Gross . . .
1975, Thomas Merton, My Argument With the GestapoAnd I think after Three Mile Island, not only does the NRC itself understand that it sadly misunderestimated the number of ways in . . .
1980, Accident at the Three Mile Island Nuclear Powerplant: Oversight Hearings. . . not only the disciples within their accounts, had seriously misunderestimated the life and teaching of Jesus.
1992, Adelbert Denaux, John and the SynopticsWhatever happened to Espy? Well, what happened to Espy is what happens to people whether you're a former congressman or not. If you understand the power -- if you misunderestimate the power of the intense bureaucracy in these agencies and departments and federal institutions, you go, they stay.
1997 Aug. 29, John Conyers (D-MI), "Delivers Remarks to the Department of Agriculture's Coalition of Minority Employees"Hence, while anticipating incoming fire, here are several factors for why even the most liberal of Democrats should not "misunderestimate" — my favorite Bushism — our prez.
2003 April 30, Joel Connelly, Seattle Post-IntelligencerSynonyms: underapproximate, underestimate, sell short, underapproximate, underestimate, underguess, underjudge, underrate · Antonyms: overstate, overapproximate, overestimate, overhold, overrate, overreckon, overstate, overthink
Synonyms & antonyms
verbTo underestimate mistakenly or wrongly; to misestimate with an error on the lower side.
Origin
From mis- + underestimate, perhaps under influence of misunderstand.
Full word history & related roots →Cite this entry
misunderestimate. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/misunderestimate
“misunderestimate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/misunderestimate. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “misunderestimate,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/misunderestimate.
Source: misunderestimate on Wiktionary, CC BY-SA 4.0.