It's Latin, and means "For God and Country".
"For God and country"
"Pro Deo et Patria" translates to "For God and country" in English.
Question contains spelling error; should be patria not parria Pro Deo et Patria For God and Country
Pro deo et patria (For God and Country)
Ar son Dé is na Tíre
Loras College's motto is 'Pro Deo Et Patria'.
The motto of Rikkyo University is 'Pro Deo et Patria-'.
The motto of American University is 'Pro deo et patria'.
Witwatersrand Rifles Regiment's motto is 'Pro Deo et Patria'.
HKBP Nommensen University's motto is 'Pro Deo et Patria'.
The motto of Aklan Catholic College is 'Pro Deo Et Patria'.
The motto of St. Joseph's Patrician College is '"Pro Deo et Patria"'.
If you're asking what it means, it's a preposition, "for." Ex. Pro Deo et Patria = For God and Country