Trust me, Piers is not “a moron”. For the unitiated, “brown nosing” is a quaint old British saying that means someone being sycophantic. No licking involved. It’s not a sexual act. It’s not a sexual expression in the slightest. It’s means Piers sucks up to Trump. That’s all.
Apologies, actually American origin, believed military: “from the implication that servility is tantamount to having one's nose in the anus of the person from whom advancement is sought”