This is the 14101st most frequent Polish word.
poznałeś
"You met" or "you got to know" (masculine, past tense).
Here, 'poznałeś' is used in the sense of meeting someone for the first time.
Czy poznałeś już nowego nauczyciela?
Have you already met the new teacher?
In this sentence, 'poznałeś' refers to the situation of becoming acquainted with someone.
Gdzie poznałeś swoją żonę?
Where did you meet your wife?
Here, 'poznałeś' conveys the meaning of becoming familiar with or learning something.