This emoji is a thinking face, representing deep thought or contemplation. It can also be used to indicate confusion or uncertainty. Read more
This emoji is quite popular and is used by people of all ages. It is most commonly used on social media platforms such as Twitter, Instagram, and Facebook. It is not considered to be a rude emoji, but can be interpreted as such depending on the context.
The thinking face emoji was first introduced in 2015 as part of Unicode 8.0, along with a variety of other new emojis. It was designed to represent a person deep in thought, and has since become a popular way to express confusion or uncertainty. It has been used in a variety of contexts, ranging from expressing confusion in a conversation to conveying a feeling of deep contemplation.