king king /ˈkɪŋ/

noun

1. () A male sovereign; ruler of a kingdom  ( male monarch , Rex , king )
   a male sovereign; ruler of a kingdom
   
2. () A very wealthy or powerful businessman  ( baron , big businessman , magnate , business leader , king , mogul , power , top executive , tycoon )
   a very wealthy or powerful businessman
    An oil baron
   an oil baron
   
   
3. () A competitor who holds a preeminent position  ( queen , world-beater , king )
   a competitor who holds a preeminent position
   
   
4. (chess) the weakest but the most important piece  ( king )
   (chess) the weakest but the most important piece
    Protecting the king, the weakest yet crucial piece, was his main strategy.
   Protecting the king, the weakest yet crucial piece, was his main strategy.
   
   
5. One of the four playing cards in a deck bearing the picture of a king  ( king )
   one of the four playing cards in a deck bearing the picture of a king
    The king is the most powerful piece in chess
   The king is the most powerful piece in chess
   
6. 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  ( king )
   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
    In the game of checkers, reaching the other side transforms a piece into a king.
   In the game of checkers, reaching the other side transforms a piece into a king.
   
   
7. Preeminence in a particular category, group or field  ( king )
   preeminence in a particular category, group or field
    The lion is the king of beasts
   the lion is the king of beasts
   

 King

1. United States charismatic civil rights leader and Baptist minister who campaigned against the segregation of Blacks (1929-1968)  ( King , Martin Luther King , Martin Luther King Jr. )
   United States charismatic civil rights leader and Baptist minister who campaigned against the segregation of Blacks (1929-1968)
   
   
2. United States guitar player and singer of the blues (born in 1925)  ( B. B. King , King , Riley B King )
   United States guitar player and singer of the blues (born in 1925)
   
   
3. United States woman tennis player (born in 1943)  ( Billie Jean King , Billie Jean Moffitt King , King )
   United States woman tennis player (born in 1943)