1Daoist immortal
2supernatural entity
3(in modern fiction) fairy, elf, leprechaun etc
4fig. lighthearted person
Examples
shén xiān神仙zhǐ只zài在tóng huà童话lǐ里cún zài存在。
神仙只在童话里存在。
Fairies exist only in fairy tales.
从来就没有什么救世主,也不靠神仙皇帝!
There has never been a savior nor an immortal emperor to rely on.