- (idiomatic) More complex or confusing than one can understand; beyond one’s comprehension.
- This is way over my head. Can you explain it more simply?
- (idiomatic) More than one can handle; too much (especially in over one’s head).
- I’m in over my head on this project. Can you help?
- (idiomatic, sports) Performing at a level greatly superior to one's usual level of performance.
- He just shot a spectacularly over his head round of golf and beat all of us.