striker vs work-to-rule

striker

noun
  • An individual who is on strike. 

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

  • 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. 

work-to-rule

noun
  • A labor protest in which employees do only the minimum work required by the rules of a workplace, following safety or other regulations to the letter in order to cause a slowdown. 

adj
  • Of or pertaining to such a protest. 

How often have the words striker and work-to-rule occurred in a corpus of books? (source: Google Ngram Viewer )