king of the hill

noun4

1. •
   A children's game in which one player stands on top of a hill or other location atop an incline, and attempts to repel other players whose goal is to capture his position.

   • He twisted his ankle while playing king of the hill and was not allowed to play again.
2. •
   A person who is meanwhile in leading position in an ongoing competition.
3. •
   A person who has achieved a measure of success and is considered to be a leader in his field or otherwise dominant (for example, the dominating criminal in a region).

   • He was considered a renegade in journalism until he won the Pulitzer Prize, but now he is the king of the hill.
4. •
   The player in this game who stands atop the hill.