鬼
1. ogre, demon, oni
noun (common) (futsuumeishi)
2. spirit of a deceased person
noun (common) (futsuumeishi)
3. ogre-like person (i.e. fierce, relentless, merciless, etc.)
noun (common) (futsuumeishi)
4. it (in a game of tag, hide-and-seek, etc.)
noun (common) (futsuumeishi)
5. Chinese "ghost" constellation (one of the 28 mansions)
noun (common) (futsuumeishi)
astronomy
6. very, extremely, super-
prefix
slang