鬼頭鬼腦 guǐ tóu guǐ nǎo

DEFINITIONS

  1. sneaky
  2. furtive

CHARACTERS

鬼 guǐ ghost; spirit of dead; devil
頭 tóu head; top; chief, first; boss
鬼 guǐ ghost; spirit of dead; devil
腦 nǎo brain