Emo is an online buzzword in 2022. It was originally a perceptual music style, but in the internet world, it has spawned netizens with multiple meanings such as "mourning", "melancholy" and "sadness". Some netizens interpret "emo" as the abbreviation of emotional in English. Under the sad tone, all emotional instability can be "emo". In fact, "emo" has existed since the late 1990s and early 00s. However, at that time, the meaning of "emo" was relatively simple, which was the abbreviation of emocore, and its full name was emotional hard core, that is, emotional hard core or emotional hard core. This entry has a special explanation, which is a kind of punk-like rock music. Originally originated from hardcore punk, but it contains more complicated arrangement, and the lyrics touch more on emotional themes.