adjective
Definition: The most important or highest in rank, often used to describe something that is the best or most significant.
Example: The king of the jungle is often considered to be the lion.
noun
Definition: A male ruler or leader of a country or territory, often hereditary, who holds the highest authority.
Example: The king ruled the kingdom with wisdom and fairness.
transitive verb
Definition: To promote a checker piece to a king in the game of checkers, allowing it to move more freely on the board.
Example: In checkers, you can king a piece when it reaches the last row of the opponent's side.