The definition of a fiesta is a celebration or a holiday.
An example of a fiesta is Ano Nuevo, or New Year’s Day.
- a religious festival; esp., a saint's day
- any gala celebration; holiday
Origin of fiestaSpanish from Vulgar Latin festa: see feast
- A festival or religious holiday, especially a saint's day celebrated in Spanish-speaking countries.
- A celebration or party.
Origin of fiestaSpanish from Vulgar Latin festa alteration of fēsta ; see feast .
From Spanish fiesta, from Latin festum (“feast”).