欲火焚身 yùhuǒfénshēn burning with desire Definitions Defs Origin Strokes Stroke Words Sentences Sents 欲火 慾火 yùhuǒ lust burning desire or lust; sexual passion that is as intense as a fire焚 fén verb to burn to burn; to set on fire; to be consumed by fire身 shēn nounlocative body (bound form) the physical body of a person or animal