king
noun
1.
2.
a very wealthy or powerful businessperson
3.
preeminence in a particular category or group or field
4.
a checker that has been moved to the opponent's first row where it is promoted to a piece that is free to move either forward or backward
5.
one of the four playing cards in a deck bearing the picture of a king
6.
(chess) the weakest but the most important piece
7.
a male competitor who holds a preeminent position
8.
the husband or widower of a queen