ˈtrigger ˌman noun [countableC] American EnglishAmE informal a person who shoots another person, especially when they do this for someone else 持枪杀手,雇用的刺客 Even if the trigger men are caught, those who ordered the killing escape punishment. 即使枪手被抓住,幕后真凶还是能逃脱惩罚。
trigger man• He's not just a trigger man.• The way he wrote it, I guessed he was as sure as anyone that I had been the trigger man.