A Spanish sounding term that literally means nothing. It is commonly stated in a childish voice. It is used to mess with people, i.e., prank calls, social pranks, drive through pranks.
Fast food worker: Welcome to Fast food restaurant name how may I serve you.
Costumer/prankster: chupapí muñañyo?
Fast food worker: Pardon?
Costumer/prankster: chupapí, chupapí muñañyo.
Costumer/prankster: chupapí muñañyo?
Fast food worker: Pardon?
Costumer/prankster: chupapí, chupapí muñañyo.