Where does “fuori orario” come from?

fuori orario (Italian) comes from Italian fuori, from Latin forīs, from Proto-Italic *foris — door.

fuori orario (Italian): open or occurring at unusual or inconvenient times of day, especially the early morning or late night

Definitions

open or occurring at unusual or inconvenient times of day, especially the early morning or late night

fuori orario traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Italian	fuori	out, outside; outdoors
2	Latin	forīs	door
3	Proto-Italic	*foris	door

Step	Language	Word	Meaning
1	Italian	orario	time; hourly, per hour; timetable, schedule
2	Late Latin	horarium	—