殺手鐧

(fig.) trump card

to kill / to murder / to attack / to weaken or reduce / to smart (dialect) / (used after a verb) extremely

killer / murderer / hit man / (sports) formidable player

hand / (formal) to hold / person engaged in certain types of work / person skilled in certain types of work / personal(ly) / convenient / classifier for skill / CL:雙|双[shuang1],隻|只[zhi1]

ancient weapon like a long solid metal truncheon