刀槍不入 (dou1 coeng1 bat1 jap6) — be arms-proof, unpenetratable by knife or gun; invinsible in Cantonese
douˉ¹刀coengˉ¹槍batˉ¹不japˍ₆入简 刀枪不入
Mandarin Pinyin: dao1 qiang1 bu2 ru4
Meaning of 刀槍不入
nounbe arms-proof, unpenetratable by knife or gun; invinsible