This is the 13580th most frequent Polish word.
piątej
"Piątej" means "fifth" (genitive or locative case) in Polish.
The word 'piątej' is used here in the locative case to indicate the time of an event.
Spotkamy się o piątej.
We will meet at five o'clock.
The word 'piątej' is used here in the genitive case to express a point in time until which something occurred or did not occur.
Nie było do piątej wiadomości.
There was no news by five.
The word 'piątej' is used here in instrumental case for ordinal numbering to describe a specific location in a list or sequence.