bullet-stopper

bullet-stopper

slang A US Marine. Please, I'm no bullet-stopper—I was in the Air Force.
Farlex Dictionary of Idioms.

bullet-stopper

n. a U.S. Marine. (From the Persian Gulf War.) About a dozen bullet-stoppers came into the bar and the army guys tried to start a fight.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • pillow-biter
  • (something) blows
  • on one's
  • on someone's
  • (as) gay as a three-dollar bill
  • (Have you) been OK?
  • a copy
  • (Can I) give you a lift?
  • out of one's
  • (some city's) finest
References in periodicals archive
And you already have a solid customer base--every handgun customer--that would eagerly purchase a bullet-stopper if you stocked them.
Big books tend to be known as "door-stoppers." But what about bullet-stoppers? A group of book-minded young folks affiliated with Electric Literature, including Jewcy editor (and Friend-of-The-Scroll) Jason Diamond, decided to find out which big 2010 novel is most adept at defending you from an assassination attempt; the results were filmed by Alex Markman, who is also, independently, a Friend-of-The-Scroll.