This is the 2080th most frequent Polish word.
najnowsze
"Newest" or "latest."
In this sentence, 'najnowsze' is used as an adjective modifying the plural noun 'wieści', which refers to 'news', meaning the most recent news.
To są najnowsze wieści z miasta.
These are the latest news from the city.
Here, 'najnowsze' modifies the singular noun 'wydanie', which means 'edition', indicating the most recent version of the book.
Kupiliśmy najnowsze wydanie tej książki.
We bought the latest edition of this book.
In this instance, 'najnowsze' is used as an adjective for the plural noun 'filmy', meaning movies, denoting the newest films created by the director.