This is the 2555th most frequent Polish word.
poznajcie
"Poznajcie" means "get to know" or "meet" (imperative, plural/formal).
This usage of 'poznajcie' is in an imperative form, addressing a plural audience, encouraging them to get acquainted with each other.
Poznajcie się nawzajem na tym spotkaniu.
Get to know each other at this meeting.
Here, 'poznajcie' is used as an invitation for an audience to learn or become familiar with new items.
Poznajcie nasze nowe produkty w ofercie.
Discover our new products on offer.
In this context, 'poznajcie' invites the audience to explore and learn about the history of something.