Someone who is self-anointed has decided for themselves that they deserve a particular important or powerful position.

She is now a self-anointed soldier in her country's grass-roots green revolution.

In the show, self-anointed experts parachute into crisis situations and whip everyone into shape. 在节目中，自命不凡的专家空降到危机局势中，鞭策每个人恢复常态。