Meaning
A person doing a cartwheel, upside down with hands on the ground and legs in the air. This is the gender-neutral version; man and woman versions also exist, all in skin tones.
It is used for gymnastics, acrobatics and flexibility, and very often to show pure excitement, like doing cartwheels after great news. Example: “Got the scholarship, doing cartwheels around the living room 🤸🎉”