無所不用其極 (mou4 so2 bat1 jung6 kei4 gik6) — nothing not going to the extreme in Cantonese
mouˎ₄無soˊ²所batˉ¹不jungˍ₆用keiˎ₄其gikˍ₆極简 无所不用其极
Mandarin Pinyin: wu2 suo3 bu4 yong4 qi2 ji2
Meaning of 無所不用其極
nounnothing not going to the extreme
nounstop at nothing; go to any extreme; go all lengths; resort to every conceivable means; use every trick up one's sleeve; leave no stone unturned
noun不擇手段