Definition of magna precaria in English:

magna precaria

noun

Feudal Law
historical
  • A day on which feudal tenants, on demand, performed harvest work for the lord of the manor.

Origin

Early 18th century; earliest use found in Phillips's New World of Words. From post-classical Latin magna precaria a reaping day from magna, feminine singular of magnus great + precaria.

Pronunciation

magna precaria

/ˈmaɡnə prɪˈkɑːrɪə//ˈmaɡnə prɪˈkɛːrɪə/