Chicano vs Mexican American

Chicano

noun
  • A Chicano person. 

adj
  • Of or pertaining to Chicano people. 

  • Of a person: American but of Mexican descent, especially if conscious of one's political identity in the U.S. body politic. 

  • Identifying with the mixed-raced heritage of Old World and New World. 

Mexican American

noun
  • Any person of Latin American descent in the United States. 

  • Used other than figuratively or idiomatically: see Mexican, American. 

How often have the words Chicano and Mexican American occurred in a corpus of books? (source: Google Ngram Viewer )