Definitions

1. 1.peak (of or relating to the highest part of a mountain, hill, etc.)
2. 2.peak (of or relating to the highest part of anything)
3. 3.peak (of or relating to the highest intensity level of something)
4. 4.peak (of or relating to the time when most people commute)
5. 5.gable (of or relating to a triangular area at the peak of an external wall adjacent to, and terminating, two sloped roof surfaces)
6. 6.peak (belonging to the best)
7. 7.apex (of or relating to the top part of the lungs)