El mero mero

(Elmer-Homero)

The unchallenged leader, The Man, the boss, the alpha male.

According to the Spanish Academy, the adjective mero denotes purity and singleness. From the alleys in the slums to the top corporate and government spheres, there is always someone identified as the man (woman) in charge.

• Ese cabrón es el mero mero
  
• Ese güey es el mero mero
  
• Esa chava es la mera mera
• El mero chingón (or chinguetas)
• El mero mero es el primero y los demás son culeros