shooter

Noun

• a professional killer who uses a gun

• (sports) a player who drives or kicks a ball at the goal (or a basketball player who shoots at the basket)

• a gambler who throws dice in the game of craps

• a person who shoots (usually with respect to their ability to shoot)
  • he is a crack shot
    
  • a poor shooter
    

• a large marble used for shooting in the game of marbles

Related words

• Synonyms: 
  crap-shooter , shot , taw