battle axe vs slapper

battle axe

noun
  • A domineering, antagonistic woman. 

  • An ancient military weapon, an axe designed for combat, including (in heraldry) when borne on arms as a mark of prowess. 

  • An allotment of land at the rear of another property, with a long, narrow strip of land connecting it to the roadway. 

  • An electric guitar. 

slapper

noun
  • A woman of loose morals. 

  • A type of detonator which uses a powerful surge of electricity to vaporize a thin metal foil, propelling a larger piece of plastic film at a speed high enough to detonate an explosive upon impact. 

  • One who, or that which, slaps. 

  • A prostitute. 

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