- (transitive) To discredit, or expose to ridicule the falsehood or the exaggerated claims of something.
"That bullshit has already been debunked."
"Debunking the myth of the American West."
"The explosion story was thoroughly debunked on National Public Radio in November 1999."
"Sailing round the world debunked the theory that the earth was flat."
"A myth that has long been debunked."