bird dog vs incense

bird dog

noun
  • A tout. 

  • A dog, especially a pointer, used in shooting to retrieve the dead birds. 

  • A person who seeks out real estate investment opportunities in exchange for a fee. 

  • A person who tries to steal someone else's romantic partner 

  • A radar detector (for detecting police speed traps). 

  • A hyperextension exercise performed lying on the knees, with one arm and the opposite leg lifted. 

verb
  • A multiservice tactical brevity code requesting configuration of sensors. 

  • To seek out. 

  • To watch closely. 

incense

noun
  • Homage; adulation. 

  • A perfume used in the rites of various religions. 

verb
  • To anger or infuriate. 

  • To offer incense to. 

  • To perfume with, or as with, incense. 

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