This is the 49th most frequent Croatian word.
prvi
"Prvi" means "first" in English.
Here, 'prvi' functions as an adjective describing the ordinal position (first) of the noun 'auto'.
Ovo je moj prvi auto.
This is my first car.
In this sentence, 'prvi' is used as a pronoun referring to the one who is in the first position.
Prvi je uvijek pobjednik.
The first is always the winner.
The phrase 'prvi put' uses 'prvi' as part of an expression that means 'first time,' emphasizing sequence of occurrences.