barrage vs field gun

barrage

noun
  • A concentrated discharge of projectile weapons. 

  • Type of firework containing a mixture of firework types in one single-ignition package. 

  • A "next hit wins" contest to determine the winner of a bout in case of a tie. 

  • A heavy curtain of artillery fire directed in front of one's own troops to screen and protect them. 

  • An artificial obstruction, such as a dam, in a river designed to increase its depth or to divert its flow. 

  • An overwhelming outburst of words, especially of criticism. 

verb
  • To direct a barrage at. 

field gun

noun
  • An artillery piece, originally a smaller gun that could accompany a field army on the march and when in combat could be moved about the battlefield in response to changing circumstances. 

How often have the words barrage and field gun occurred in a corpus of books? (source: Google Ngram Viewer )