“Little Loca” is a term used towards people you are relatively close with. “Bella, where have you been loca?” Is a famous line heard in one of the Twilight movies. “Loca” is a term used to describe someone almost . . . Silly and crazy.
“What are you doing, my little loca?”
“Stop being such a little loca.”
“Sheesh, I’m such a little loca, aren’t I?”