cool cat vs neutral

cool cat

noun
  • An individual who is at ease and self-assured; one who is calm and composed in interactions with others. 

  • A person who performs or appreciates jazz, especially one whose style of speech and movement is relaxed and rhythmic. 

neutral

noun
  • A person who takes no side in a dispute. 

  • A neutral hue. 

  • The position of a set of gears in which power cannot be transmitted to the drive mechanism. 

  • An individual or entity serving as an arbitrator or adjudicator. 

  • An electrical terminal or conductor which has zero or close to zero voltage with respect to the ground. 

  • A nonaligned state, or a member of such a state. 

adj
  • Having no sex; neuter. 

  • Having no obvious colour; gray 

  • Neither positive nor negative. 

  • Not taking sides in a conflict such as war; nonaligned. 

  • Favouring neither the supporting nor opposing viewpoint of a topic of debate; unbiased. 

  • Neither beneficial nor harmful. 

  • Having a pH of or near 7, neither acidic nor alkaline. 

  • Neither positive nor negative; possessing no charge or equivalent positive and negative charge such that there is no imbalance. 

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