consensus vs green light

consensus

noun
  • General agreement among the members of a given group or community, each of which exercises some discretion in decision-making and follow-up action. 

  • A process of decision-making that seeks widespread agreement among group members. 

  • Average projected value. 

  • An agreement on some data value that is needed during computation. 

verb
  • To seek consensus; to hold discussions with the aim of reaching mutual agreement. 

green light

noun
  • Approval, or permission to proceed. 

  • A go-ahead to commit a crime, specifically to carry out a hit on someone (i.e. to kill). 

  • A traffic light in its green state (indicating that vehicles may proceed). 

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