Meaning
A black oval opening in the ground, simple and dark. Literally it is a hole.
It is most often used to say you want to disappear from embarrassment, as in dig a hole and hide. It also stands for rabbit holes of research, empty feelings, golf holes or potholes. Pair with 🫠 or 😳. Example: “Called my teacher ‘Mum’ in front of the whole class 🕳️”.