Meaning A boy's name of Native American origin, it means "Lean bear (Cheyenne)." Origin of Avonaco Native American Popular Middle Names Pronunciation 🔊 Listen Avonaco Similar Names Otoahnacto Ahtunowhiho Minninnewah Moketavato Ocunnowhurst Ohcumgache Otoahhastis Vaiveahtoish Voistitoevitz Waquini Year by Year Popularity of Avonaco