食肉寝皮

1. • to eat sb's flesh and sleep on their hide (idiom) to swear revenge on sb
2. • implacable hatred
3. • to have sb's guts for garters

Character by character

• 食(shí)eat
• 肉(ròu)meat
• 寝(qǐn)lie down to sleep or rest
• 皮(pí)surname Pi