skull-buster

skull-buster

1. slang An intensely painful headache or migraine. It started as just a twinge of pain in my forehead, but by the end of the day I was in the throes a full-blown skull-buster. It was a great night, but I woke up with a real skull-buster and the worst nausea of my life.
2. slang Something very confusing, complicated, or puzzling. A: "There just doesn't seem to be a way we can reach our quotas without going over budget." B: "It's a skull-buster, to be sure." I love trying to figure out the crosswords in the newspaper each Sunday. Today's is a total skull-buster!
Farlex Dictionary of Idioms.

skull-buster

and skull-popper
1. n. a difficult course in school or college. The course was a skull-buster, and I had to drop it.
2. n. a police officer. (Refers to the striking of skulls.) Two skull-poppers came up and started asking questions.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • skull-popper
  • throe
  • be in the throes of
  • fix somebody with a look, stare, gaze, etc.
  • powerstudy
  • studied
  • in the throes
  • in the throes of (something)
  • in the throes of something
  • in the throes of something/doing something
References in periodicals archive
The knife's corpulent, yet comfortable handle features a deep finger choil, hearty textured G10 scales, and a skull-buster base with lanyard hole.