broadside vs posting

broadside

noun
  • A large sheet of paper, printed on one side and folded. 

  • The printed lyrics of a folk song or ballad; a broadsheet. 

  • A forceful attack, be it written or spoken. 

  • One side of a ship above the water line; all the guns on one side of a warship; their simultaneous firing. 

verb
  • To collide with something side-on. 

adv
  • Sideways; with the side turned to the direction of some object. 

posting

noun
  • An item inserted into a register, ledger or diary. 

  • The place where a soldier or airman is posted for duty; the time spent there. 

  • A message posted to a computerized bulletin board, a newsgroup, a blog, etc. 

  • The action of the verb to post. 

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