drop one’s teeth

drop (one's) teeth

To show surprise. I don't know why everyone dropped their teeth when they heard I got the promotion—I'm as qualified for it as anyone!
See also: drop, teeth
Farlex Dictionary of Idioms.

drop one’s teeth

tv. to react with great surprise. I almost dropped my teeth when she told me her news.
See also: drop, teeth
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • drop (one's) teeth
  • drop teeth
  • hell's teeth
  • sink one's teeth into, to
  • grit one's teeth, to
  • cast in (one's) teeth
  • cast something in someone's teeth
  • grit one's teeth
  • grit teeth
  • grit your teeth