center field vs guts

center field

noun
  • The part of a baseball field which is beyond the infield and straight ahead left if you stand on home plate and face the pitcher. 

  • The defensive position in the outfield in the middle, typically played by a player that can run fast. 

  • A central role in some activity that requires speed. 

guts

noun
  • The center of the field. 

  • Courage; determination. 

  • Content, substance. 

  • One's innermost feelings. 

  • The entrails or contents of the abdomen. 

  • The essential, core parts. 

  • The ring in the gambling game two-up in which the spinner operates; the centre. 

verb
  • To show determination or courage (especially in the combination guts out). 

  • To eat greedily. 

How often have the words center field and guts occurred in a corpus of books? (source: Google Ngram Viewer )