majority vs opinion 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. 

opinion poll

noun
  • A poll organized in an attempt to quantify public opinion on a subject. 

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