Burning passion, intense love or desire: the heart is literally in flames.
Sent for romantic passion, strong devotion, and fierce enthusiasm for a person, a team or a cause. Its image echoes the Sacred Heart in Christian art, so it also appears in some religious posts.
Built from โค๏ธ and ๐ฅ, and shown as those two on systems without the joined version.
Facts
Heart on fire โค๏ธโ๐ฅ is an emoji in the smileys and emotion category, under heart. It became part of the emoji standard in Emoji 13.1, released in 2020. It is a sequence that joins โค๏ธ red heart and ๐ฅ fire. Devices that do not know the sequence show those emoji side by side. On GitHub, Slack and other apps you can type it as :heart_on_fire:. People also look for it with words like โburnโ, โfireโ, โheartโ, or โloveโ.