striker vs trigger finger

striker

noun
  • A mechanism of a firearm acting upon the firing pin. 

  • An individual who is on strike. 

  • An officer's servant or orderly. 

  • A piece of metal used to attract a magnet, or as a keeper for a magnet. 

  • A piece of metal struck against a flint or quartz-rock to produce sparks; a steel. 

  • A blacksmith's assistant who wields the sledgehammer. 

  • A piece used to push other pieces toward the pockets in the Asian game of carom. 

  • The batsman who is currently facing the bowler and defending his wicket. 

  • The batter. 

  • One of the players on a team in football (soccer) in the row nearest to the opposing team's goal, who are therefore principally responsible for scoring goals. 

trigger finger

noun
  • a finger used in pulling the trigger of a firearm 

  • the forefinger 

  • difficulty encountered in finger flexion or extension caused by the narrowing of the sheath that surrounds that finger's tendon 

How often have the words striker and trigger finger occurred in a corpus of books? (source: Google Ngram Viewer )