斬草除根 zhǎn cǎo chú gēn

DEFINITIONS

  1. to cut weeds and eliminate the roots (idiom); to destroy root and branch
  2. to eliminate completely

CHARACTERS

斬 zhǎn cut, chop, sever; behead
草 cǎo grass, straw, thatch, herbs
除 chú eliminate, remove, except
根 gēn root, base(d on); foundation