childish

The premise undergirding the campaign was that lazy, childish men should be the leaders of society, not just despite but because they won't do the work to earn it.

“Too many people are willing to write off his childish, mean-spirited antics by saying, ‘Well, Trump’s just being Trump.’”

Trump ally and fellow Hitler-praiser Nick Fuentes illustrated this "childish kings" view of manhood in a nutshell in a recent tweet: "If Trump loses, blame women."

As a pitch for fascism, "make the liberals fake-smile at me" is exquisitely childish.

In practice, as Ginny Hogan at the Nation wrote, it's mostly defined by the childish behavior of men who should have outgrown this long ago: silly memes, lazy trolling and lots of whining.