head-on vs point blank

head-on

adj
  • Direct, abrupt, blunt or unequivocal; not prevaricating. 

  • Of a collision, from the front or in the direction of motion. 

adv
  • With the front of a vehicle. 

  • With direct confrontation. 

noun
  • A collision from the front. 

point blank

adj
  • Blunt, outright. 

  • The distance between a gun and a target such that it requires minimal effort in aiming it. In particular no allowance needs to be made for effects of gravity, target movement or wind in aiming the projectile. 

adv
  • Horizontally (as the angle at which a projectile is launched); directly or straight (at the target). 

  • Directly; bluntly; without pretense or caution. 

How often have the words head-on and point blank occurred in a corpus of books? (source: Google Ngram Viewer )