King

1. A male monarch; a man who heads a monarchy. If it's an absolute monarchy, then he is the supreme ruler of his nation.

   Henry VIII was the king of England from 1509 to 1547.

2. A powerful or majorly influential person.

   Howard Stern styled himself as the "king of all media".

3. Something that has a preeminent position.

   In times of financial panic, cash is king.

4. A component of certain games.
5. A king skin.

   Oi mate, have you got kings?

6. A male dragonfly; a drake.
7. A king-sized bed.
8. A male person.

1. To crown king, to make (a person) king.
2. To rule over as king.
3. To perform the duties of a king.
4. To assume or pretend preeminence (over); to lord it over.
5. To promote a piece of draughts/checkers that has traversed the board to the opposite side, that piece subsequently being permitted to move backwards as well as forwards.
6. To dress and perform as a drag king.

noun

A sounding stone, a Chinese musical instrument.