Meaning
The man guard, in a ceremonial uniform and tall bearskin-style hat, standing for male sentries and honour guards. Neutral and woman versions are also available, each with several skin tones.
It shows up in travel photos of changing-of-the-guard ceremonies and in jokes about keeping a straight face no matter what. A good pairing is π°: βTried not to laugh during the whole speech, full palace guard face πββοΈβ