majority vs straw poll

majority

noun
  • The difference between the winning vote and the rest of the votes. 

  • Ancestors; ancestry. 

  • More than half (50%) of some group. 

  • The office held by a member of the armed forces in the rank of major. 

straw poll

noun
  • A survey of opinion or a vote that is nonbinding, unofficial, casual, or ad hoc. 

How often have the words majority and straw poll occurred in a corpus of books? (source: Google Ngram Viewer )