独断独行 dú duàn dú xíng

DEFINITIONS

  1. to decide and act alone (idiom); to take arbitrary action
  2. a law unto oneself

CHARACTERS

独 dú alone, single, solitary, only
断 duàn sever, cut off; interrupt
独 dú alone, single, solitary, only
行 xíng go; walk; move, travel; circulate