What is "semifinals"

Usage examples of "semifinals".

She had ripped through the heats, semifinals, and finals in short order, and stood in first place.

On March 28, Hillary and I competed in the semifinals, from which four students plus two alternates would be chosen to participate in a full-blown trial to be written by a third-year student.

If my performance in the semifinals was the best public speaking of my law school career, my effort in the Prize Trial was the worst.

So I arranged it with Werner, and in the semifinals I was back out in right-center field.