[ dih-buhngk ]
/ dɪˈbʌŋk /

verb (used with object)

to expose or excoriate (a claim, assertion, sentiment, etc.) as being pretentious, false, or exaggerated: to debunk advertising slogans.


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Origin of debunk

An Americanism dating back to 1920–25; de- + bunk2


de·bunk·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for debunk

British Dictionary definitions for debunk

/ (diːˈbʌŋk) /


(tr) informal to expose the pretensions or falseness of, esp by ridicule

Derived forms of debunk

debunker, noun

Word Origin for debunk

C20: from de- + bunk ²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012