balls-out vs hotfoot

balls-out

adv
  • At the fastest possible speed. 

  • Descriptive of the use of a centrifugal governor at maximum speed, corresponding to full throttle. 

  • With great abandon. 

adj
  • Extreme, extremely great. 

hotfoot

adv
  • Hastily; without delay. 

verb
  • To run (a distance). 

noun
  • The prank of secretly inserting a match between the sole and upper of a victim's shoe and then lighting it. 

adj
  • Moving with haste or zeal. 

How often have the words balls-out and hotfoot occurred in a corpus of books? (source: Google Ngram Viewer )