facetious

“And I’m not being facetious, like just bring extra underwear,” he said.

It’s impossible to write those words without sounding facetious, but, reader: This time they fit.

He proposes strict control over human "breeding" on the facetious grounds that it's necessary for the betterment of humanity, which he mostly understands in extremely racist terms.

He then offered a facetious answer to his own question.

We're going to assume the writer was being facetious — trafficking in conspiracy theory is nothing new for the former Fox News and NBC host.