Casique (en. Chief)

/kaˈsike/

Slang Meanings

A person with a lot of local influence, especially in informal contexts.
That guy is a chief; he does whatever he wants in this neighborhood.
Ese tipo es un casique, hace lo que quiere en este barrio.
Someone who controls decisions in a group without holding a formal position.
She is the chief of the team; everyone follows her.
Ella es la casique del equipo, todos la siguen.