triggerman

1. That one of her students was the triggerman.
   她的一个学生是凶手的。
2. This drawing of the triggerman awakening shows the ethic value tropism under the effect of errantry culture, and discloses the convulsion spirit and anti-culture spirit about justice and conscience and errantry model.
   这种刺客觉悟描写，显示了侠文化影响下的伦理价值取向，揭示了正义良知与侠义风范的灵魂震撼力与文化反思力。

noun

1. a professional killer who uses a gun

   Synonym:    gunmangunslingerhired gungungun for hirehit manhitmantorpedoshooter