This is the 14618th most frequent Polish word.
przyniosą
"Przyniosą" means "they will bring" in English.
The word "przyniosą" is used here to indicate that 'they' (Oni) will carry and bring books to the meeting at some point in the future.
Oni przyniosą książki na spotkanie.
They will bring books to the meeting.
Here, "przyniosą" expresses the action of bringing, connected to the hypothetical scenario of 'they' bringing good news.
Czy myślisz, że przyniosą dobre wieści?
Do you think they will bring good news?
In this sentence, "przyniosą" describes a future action anticipated to occur as a response or consequence of being invited.