Onion

It can also be used to convey a strong smell or flavor, or to represent the phrase "layers of emotion."

This emoji is quite popular and is used on various social media platforms, including Facebook, Twitter, Instagram, and WhatsApp. According to Emojipedia, it ranks 279 out of 3,521 emojis in terms of popularity. It is most commonly used by younger age groups, particularly teenagers and young adults, who are more active on social media and use emojis frequently in their online communication.

The onion emoji is not considered rude or offensive, although it can be used in a sarcastic or humorous way. For example, someone may use it to express their dislike for a certain food or to make a joke about someone crying. Overall, it is a neutral and versatile emoji that can be used in various contexts.

The onion emoji was approved as part of Unicode 11.0 in 2018 and was added to Emoji 11.0 in the same year. It was inspired by the popular "Onion Head" character from the Japanese messaging app LINE, which features various cute and expressive characters. The onion emoji quickly gained popularity and has since been used in a variety of ways, from expressing emotions to representing food and cooking.

In conclusion, the onion emoji is a popular and versatile symbol that can be used to convey different meanings and emotions. It is most commonly used by younger age groups on various social media platforms and is not considered rude or offensive. Its history is rooted in the Japanese messaging app LINE and has become a widely recognized and used emoji in modern online communication.