LATIN DICTIONARYLexicon Latīnum
nounthird declension

mōs prō lēge

mōs prō lēge m sg (genitive mōris prō lēge)
Classical[ˈmoːs ˈproː ˈɫeː.ɡɛ]Ecclesiastical[ˈmɔs ˈprɔː ˈlɛː.d͡ʒe]

Meaning

  1. a custom which has become recognised as law due to its age

Declension

declension
formsingularplural
nominativemōs prō lēgemōrēs prō lēge
genitivemōris prō lēgemōrum prō lēge
dativemōrī prō lēgemōribus prō lēge
accusativemōrem prō lēgemōrēs prō lēge
ablativemōre prō lēgemōribus prō lēge
vocativemōs prō lēgemōrēs prō lēge

Origins

Literally, “custom for law”.

Quick answers

What does mōs prō lēge mean in Latin?
mōs prō lēge, a noun, means “a custom which has become recognised as law due to its age”.
What is the genitive of mōs prō lēge?
The genitive singular is mōris prō lēge. mōs prō lēge is third declension.
How do you pronounce mōs prō lēge?
In classical Latin, [ˈmoːs ˈproː ˈɫeː.ɡɛ]; in ecclesiastical (church) Latin, [ˈmɔs ˈprɔː ˈlɛː.d͡ʒe].