pavement princess vs slag

pavement princess

noun
  • A female prostitute who seeks clients on the street. 

  • A vehicle (pickup truck, ute, or SUV) that has good off-road capabilities (often modified with the installation of large wheels, large tires, or lifted suspensions in order to increase off-road performance or appear more aggressive), but is rarely taken off-road. 

slag

noun
  • A prostitute, or a woman who acts like one; a slut. 

  • Scum that forms on the surface of molten metal. 

  • Scoria associated with a volcano. 

  • Waste material from a mine. 

  • Hard aggregate remaining as a residue from blast furnaces, sometimes used as a surfacing material. 

  • Impurities formed and separated out when a metal is smelted from ore; vitrified cinders. 

  • A contemptible person, a scumbag. 

verb
  • To spit. 

  • To become slag; to agglomerate when heated below the fusion point. 

  • To reduce to slag. 

  • To talk badly about; to malign or denigrate (someone). 

  • To produce slag. 

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